"1. Marriage certificate by the city of Amsterdam of LEDERMAN, Abram Mordka (Jedrzejowa, 17.02.1903) and Marjem SAKOWSKA (Jedrzejowa, 7.2.1907) with registration of children Henna (9.03.1932) en Lea (29.10.1935); 2. Vaccination certificate (16.05.1936) of Lea LEDERMAN; 3. Nine primary school notebooks of Lili (Lea) LEDERMAN (in camp Westerbork); 4.\"Kranken Buch Barack\": fragment registrating 79 names + date of birth, Baracke-number and date of entrance in the sickbay (of Westerbork) (7 to 9.01.1944). The notebook was reused afterwards by Lili LEDERMAN. 5. Picture of Lea or Henna LEDERMAN on bycycle (s.d.)"@eng . "161 digitized images"@eng . . "1933-1944" . "LEDERMAN, Abram Mordka. Collection."@eng . . . "LEDERMAN, Abram Mordka. Collection."@eng . .