Transvaalplein 19 boven, Amsterdam Previous house Next house Residents in February 1941 Salomon Walvisch 1880 - 1942 Kaatje Walvisch-Viskoop 1880 - 1942 Child of Salomon Walvisch and his family date unknown Meijer Viskoop 1886 - 1942 Marianne Viskoop 1896 - 1943 Engelina Viskoop 1891 - 1943