1. Barend Lion Paerl birth certificate, 1830 Date: 1830 Description: This is the 1830 birth certificate for Barend Lion Paerl, maternal great-great-grandfather of Vera Nathans.
2. Lion Barend Paerl synagogue certificate, 1833 Date: 1833 Description: This 1833 certificate designates Lion Barend Paerl, maternal great-great-great-grandfather of Vera Nathans, as the president of the Nederlandsche Israelitische Hoofd-Synagoge te Amsterdam.
3. Sophia Jacobs birth certificate, 1836 Date: 1836 Description: This is the 1836 birth certificate for Sophia Jacobs, maternal great-great-grandmother of Vera Nathans.