Zacharias van Moppes, who was born on 25 June 1879 in Amsterdam, was a son of Isaac van Moppes and Schoontje Cohen. He had 7 other siblings, namely Levie from 1875, who left with his parents for London in 1903 and of whom nothing is further known; Rosaline from 1876, who married in 18978 Jesaia (Jacques) Hamburg but already widowed in 1924 and who passed away in Haarlem in 19072; Rachel from 1878,…