Hermanus de Leeuw (also known as "Uncle Manus') was a member of the SDAP. During the elections of 1918 he rode with a horse and carriage through the city. On the car was a large poster of Troelstra.
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Hermanus de Leeuw, the second son of Abraham de Leeuw and Betje Zeehandelaar, was a cattle trader by profession. He married Selina Voorzanger in Amsterdam on 11 June 1919, a daughter of Salomon Voorzanger and Sara Polk. The couple had two children, namely Salomon in 1920 and Abraham in 1925. The cou…
In addition, a Jokos file (number 32426) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.