Flora Vogel was a daughter from the 2nd marriage of Levie Meijer Vogel to Sara Dekker of Rotterdam. She was the half-sister of the 4 children from the 1st marriage of Levie Vogel and Sara Mossel: Barnet, Abraham, Rebecca and Debora.
City Archive of Amsterdam, archivef cards of Abraham Vogel, Barnet Vogel, Rebecca Vogel, Debora Vogel, Flora Vogel and an addition of a visitor of the website.