Betje Blitz, daughter of Jacob Philip Blitz and Kaatje Kuit, married at the age of 29 to the 27-year old Salomon Beek in Amsterdam on 26 August 1897, a son of Eduard Jacob Beek and Esther Gron. The couple had two sons, namely Jacob in 1898 and Eduard in 1903. Both children have survived the Holocaust.
At the time of his marriage, Salomon Beek lived at Rapenburg 21 in Amsterdam but in 1898 he moved with his wife to Lepelstraat 17 1st floor. After moves to Weesperstraat in 1899 and the Nieuwe Achtergracht in 1901, where they lived at nrs. 27 3rd stock and 65 3rd stock, Salomon Beek was taken ill in 1906 in the Dutch Israelitic Psychiatric Hospital (Nederlands Israelitisch Krankzinnigen gesticht), located at Nieuwe Keizersgracht 116. Even before the expansion to the new location Het Apeldoornsche Bosch in Apeldoorn in 1920, Salomon Beek passed away in Amsterdam on 18 January 1918 and was interred in the Jewish Cemetery in Diemen.
The widow Betje Blitz moved in 1935 to Ruyschstraat 17, where she came living in, together with her unmarried sister Naatje Blitz, with Simon Italiaander. On 8 March 1940 both the sisters moved to Pretoriusstraat 82 1st floor in Amsterdam-East. From there they were caught from their home and via Hollandsche Schouwburg carried off to Westerbork on 20 April 1943. Betje ended up in the hospital barrack 85 and her sister Naatje stayed in barack 70.
On 27 April both were put on transport to Sobibor, where the widow Betje Beek-Blitz and her unmarried sister Naatje Blitz were immediately killed on arrival there on 30 April 1943.
Sources include the City Archive of Amsterdam, family registration card of Salomon Beek, archive card of Betje Blitz, residence card of Ruyschstraat 17 Amsterdam; website NIZ Nieuwe Keizersgracht 116; website hetstendenarchief.nl/grave Salomon Beek and the file cabinet of the Jewish Council, registration cards of Naatje Blitz and Betje Beek-Blitz.