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<urlset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1" xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd"><url><loc>https://sergeibortkiewicz.com/news/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2025/11/a-romantic-from-kharkiv.jpeg</image:loc><image:title>A Romantic from Kharkiv</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2025/09/lyrisches-intermezzo.jpg</image:loc><image:title>Lyrisches Intermezzo</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2024/03/austrian-suite.png</image:loc><image:title>Austrian Suite</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2023/07/voorkant-preludes.png</image:loc><image:title>Voorkant preludes</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2022/04/slawomir-wilk-bortkiewicz.jpeg</image:loc><image:title>Slawomir Wilk - Bortkiewicz</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2019/12/ein-roman-neuze-zeitschrift-fc3bcr-musik-1928-blz-659.png</image:loc><image:title>Ein Roman - Neuze Zeitschrift für Musik 1928 blz 659</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2019/12/1200-pix-plecy-digipack_szumanski-duo-2019-cu.jpg</image:loc><image:title>1200 pix PLECY digipack_Szumanski Duo 2019 cu</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2019/12/1200-pix-front-digipack_szumanski-duo-2019-cu.jpg</image:loc><image:title>1200 pix FRONT digipack_Szumanski Duo 2019 cu</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2019/03/image.png</image:loc><image:title>image</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2019/03/47254718592_b4dc17a0bf_o.jpg</image:loc><image:title>47254718592_b4dc17a0bf_o</image:title></image:image><lastmod>2025-11-24T07:56:31+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/literature/</loc><lastmod>2024-07-29T13:06:49+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/first-berlin-period-1904-1914/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz1905.jpg</image:loc><image:title>bortkiewicz1905</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/vandalen1915.jpg</image:loc><image:title>vandalen1915</image:title></image:image><lastmod>2023-01-06T15:31:20+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/works-for-piano/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/collage-bladmuziek.jpg</image:loc><image:title>collage bladmuziek</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-opus-31.jpg</image:loc><image:title>Bortkiewicz opus 31</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-opus-54.jpg</image:loc><image:title>Bortkiewicz opus 54</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-opus-37.jpg</image:loc><image:title>Bortkiewicz opus 37</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-opus-10-no-1.jpg</image:loc><image:title>Bortkiewicz opus 10 no. 1</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-opus-3-no-3.jpg</image:loc><image:title>Bortkiewicz opus 3 no. 3</image:title></image:image><lastmod>2023-01-02T11:37:58+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/2015/07/31/introduction-2/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-in-1935.jpg</image:loc><image:title>Bortkiewicz in 1935</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-1935.jpg</image:loc><image:title>Bortkiewicz - 1935</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-collage.jpg</image:loc><image:title>bortkiewicz collage</image:title><image:caption>Sergei Bortkiewicz (1877-1952)</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-1947-70-years.jpg</image:loc><image:title>Bortkiewicz 1947 (70 years)</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-1937-60-years.jpg</image:loc><image:title>Bortkiewicz 1937 (60 years)</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-1927-50-years.jpg</image:loc><image:title>Bortkiewicz 1927 (50 years)</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-1907-30-years.jpg</image:loc><image:title>Bortkiewicz 1907 (30 years)</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-kc3bcnstlerisches-glaubensbekenntnis.jpg</image:loc><image:title>Bortkiewicz - Künstlerisches Glaubensbekenntnis</image:title></image:image><lastmod>2023-07-11T22:09:39+00:00</lastmod><changefreq>monthly</changefreq></url><url><loc>https://sergeibortkiewicz.com/life-in-istanbul/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/portretfoto-1915-e1440486303768.jpg</image:loc><image:title>portretfoto (1915)</image:title><image:caption>Paul de Conne (1915)</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/general-wrangel-and-his-wife.jpg</image:loc><image:title>General Wrangel and his wife</image:title><image:caption>General Peter and Olga Wrangel</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/t-w-g-settle-1924.jpg</image:loc><image:title>T.W.G. Settle (1924)</image:title><image:caption>T.W.G. Settle (1895-1980)</image:caption></image:image><lastmod>2021-08-16T06:43:55+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/k/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2021/08/d09fd0b0d180d0bed185d0bed0b4-d09ad0bed0bdd181d182d0b0d0bdd182d0b8d0bd1.jpg</image:loc><image:title>Пароход Константин1</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2018/10/julie-kharin-1892.jpg</image:loc><image:title>Julie Kharin (1892)</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2018/10/julie-kharin-4.jpg</image:loc><image:title>Julie Kharin-4</image:title><image:caption>Julie(tte) Kharin-Babanin (courtesy of Silvia Prado Smit Kitadai)</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2018/10/frank-smit-foto-e1539896210893.jpg</image:loc><image:title>Frank Smit (foto)</image:title><image:caption>Frank Smit around 1930 (courtesy of Silvia Prado Smit Kitadai)</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/charkow-bortkiewicz.jpg</image:loc><image:title>Charkow (Bortkiewicz)</image:title><image:caption>The Bortkiewicz house in Kharkov</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/met-moeder-en-zuster.jpg</image:loc><image:title>met moeder en zuster</image:title><image:caption>Paul de Conne with his mother and sister</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/t-w-g-settle-19.jpg</image:loc><image:title>T.W.G. Settle 1895-1980</image:title><image:caption>T.W.G. Settle (1895-1980)</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/t-w-g-settle-ii.jpg</image:loc><image:title>T.W.G. Settle (II)</image:title></image:image><lastmod>2021-08-16T06:40:10+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/over-2/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2021/08/bortkiewicz-family-tree.jpeg</image:loc><image:title>Bortkiewicz Family Tree</image:title><image:caption>From the dissertation of Temur Yakubov. Courtesy of Temur Yakubov</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/salomon-jadassohn1.png</image:loc><image:title>Salomon Jadassohn</image:title><image:caption>Salomon Jadassohn</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/salomon-jadassohn.png</image:loc><image:title>Salomon Jadassohn</image:title><image:caption>Salomon Jadassohn</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/karl-piutti.png</image:loc><image:title>Karl Piutti</image:title><image:caption>Karl Piutti</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/alfred-reisenauer.png</image:loc><image:title>Alfred Reisenauer</image:title><image:caption>Alfred Reisenauer</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/karel-van-ark.png</image:loc><image:title>Karel van Ark</image:title><image:caption>Karel Pieter Hendrik van Ark (1839-1902)</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/portretfoto-1898.jpg</image:loc><image:title>portretfoto (1898)</image:title><image:caption>Paul de Conne in 1898</image:caption></image:image><lastmod>2021-08-16T06:34:35+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/works-for-orchestra/</loc><lastmod>2024-07-24T14:46:14+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/second-austrian-period-1933-1952-2/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2018/05/img_2308.jpg</image:loc><image:title>IMG_2308</image:title><image:caption>Sergei Bortkiewicz - Die seltsame Liebe Peter Tschaikowsky's und der Nadjeschda von Meck (1938)</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-in-1937.jpg</image:loc><image:title>Bortkiewicz in 1937</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-half-aangekleed.jpg</image:loc><image:title>Bortkiewicz - half aangekleed</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-groepsfoto-1.jpg</image:loc><image:title>Bortkiewicz groepsfoto - 1</image:title><image:caption>Sergei en Elisabeth Bortkiewicz (centre) during a holiday around 1942</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-groepsfoto-2.jpg</image:loc><image:title>Bortkiewicz groepsfoto - 2</image:title><image:caption>Sergei en Elisabeth Bortkiewicz (centre) during a holiday around 1942</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-in-the-austrian-mountains-1947.jpg</image:loc><image:title>Bortkiewicz in the Austrian mountains (1947)</image:title><image:caption>Sergei Bortkiewicz walking in Austrian landscape around 1947</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz1947.jpg</image:loc><image:title>bortkiewicz1947</image:title><image:caption>Sergei Bortkiewicz in 1947</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/blechturmgasse-1-wien-2002.jpg</image:loc><image:title>Blechturmgasse 1 - Wien (2002)</image:title><image:caption>Blechturmgasse 1 - Wien</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/blechturmgasse-1-wien.jpg</image:loc><image:title>Blechturmgasse 1 - Wien</image:title><image:caption>Blechturmgasse 1 - Wien</image:caption></image:image><lastmod>2020-02-11T21:55:45+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/chamber-music/</loc><lastmod>2023-11-24T11:55:53+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/list-of-recordings/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-cd-collage.jpg</image:loc><image:title>Bortkiewicz CD collage</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-collage1.jpg</image:loc><image:title>bortkiewicz collage</image:title></image:image><lastmod>2019-12-12T14:20:22+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/bortkiewicz-gemeinde-bortkiewicz-society-1947-1973/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2019/06/welt-am-abend-19480703.jpg</image:loc><image:title>Welt am Abend 19480703</image:title><image:caption>Welt am Abend 3 July 1948</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2017/12/elisabeth-schubert-tscharrc3a9-1950.jpg</image:loc><image:title>Elisabeth Schubert-Tscharré (1950)</image:title><image:caption>Elisabeth Schubert-Tscharré in 1950</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/ankwicz-kleehoven.jpg</image:loc><image:title>Ankwicz Kleehoven</image:title><image:caption>Hans Johann Felix Ankwicz-Kleehoven</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/anton-dermota.jpg</image:loc><image:title>anton dermota</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/concert-programme-on-15-december-1947-i1.jpg</image:loc><image:title>Concert programme on 15 december 1947 I</image:title><image:caption>Anton Dermota</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/concert-programme-on-15-december-1947-ii.jpg</image:loc><image:title>Concert programme on 15 december 1947 II</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/concert-programme-on-15-december-1947-i.jpg</image:loc><image:title>Concert programme on 15 december 1947 I</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/grc3bcndungsversammlung1947.jpg</image:loc><image:title>Gründungsversammlung1947</image:title><image:caption>Founding Meeting in 1947</image:caption></image:image><lastmod>2019-06-17T20:58:45+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/first-austrian-period-1922-1928/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2019/06/annoshow.jpg</image:loc><image:title>Maria Neuscheller (Photo 1928)</image:title><image:caption>Maria Neuscheller (Photo 1928)</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2018/10/frantisek-schmitt-frank-smit-in-indonesia.jpg</image:loc><image:title>Frantisek Schmitt [Frank Smit] in Indonesia</image:title><image:caption>Frank Smit and Tatiana Kharin in Dutch Indies (now Indonesia) around 1920 (photo courtesy of Silvia Prado Smit Kitadai)</image:caption></image:image><lastmod>2025-01-17T12:43:38+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/opera-and-songs/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-songbooks.jpg</image:loc><image:title>bortkiewicz songbooks</image:title></image:image><lastmod>2025-02-06T19:22:27+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/second-berlin-period-1928-1933/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/sergei-bortkiewicz-en-hugo-van-dalen-1938.jpg</image:loc><image:title>sergei bortkiewicz en hugo van dalen (1938)</image:title><image:caption>Hugo van Dalen and Sergei Bortkiewicz in 1938 at Van Dalen's home in The Hague</image:caption></image:image><lastmod>2018-06-11T13:30:02+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/what-happened-after-bortkiewicz-death/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/overlijdensbericht-bortkiewicz.jpg</image:loc><image:title>overlijdensbericht Bortkiewicz</image:title><image:caption>Bortkiewicz' death announcement</image:caption></image:image><lastmod>2021-09-30T14:22:10+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/bortkiewics-and-the-fleisher-collection/</loc><lastmod>2016-08-02T20:54:06+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/concertos/</loc><lastmod>2015-08-27T13:51:33+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/bortkiewiczs-last-year-1952/</loc><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/bortkiewicz-1950.jpg</image:loc><image:title>Bortkiewicz 1950</image:title><image:caption>Sergei Bortkiewicz (1950)</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/jaroschmied.jpg</image:loc><image:title>JaroSchmied</image:title><image:caption>          Jaro Schmied</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/felicitas-karrer-ii.jpg</image:loc><image:title>felicitas karrer II</image:title><image:caption>Felicitas Karrer</image:caption></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/grabfoto1.jpg</image:loc><image:title>grabfoto</image:title></image:image><image:image><image:loc>https://sergeibortkiewicz.com/wp-content/uploads/2015/07/grabfoto.jpg</image:loc><image:title>grabfoto</image:title><image:caption>Grave of Sergei and Elisabeth Bortkiewicz
in Vienna</image:caption></image:image><lastmod>2015-08-27T13:36:22+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/revival-of-bortkiewicz-music-in-ukraine/</loc><lastmod>2016-04-15T06:22:44+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com/second-austrian-period-1933-1952/</loc><lastmod>2015-07-31T12:42:33+00:00</lastmod><changefreq>weekly</changefreq><priority>0.6</priority></url><url><loc>https://sergeibortkiewicz.com</loc><changefreq>daily</changefreq><priority>1.0</priority><lastmod>2025-11-24T07:56:31+00:00</lastmod></url></urlset>
