Esther BLOCQ (Cohen) (1880 - 1961) - Genealogy (geni.com)
https://archief.amsterdam/indexen/deeds/985333e3-8b5a-56a3-e053-b784100ade19?person=985333e3-8b5b-56a3-e053-b784100ade19
Son: Simon Blocq See: [CLI Part 24] do_62iREFhnGwj2TvN3c2idL - Simon Blocq - Dokumente - Talk in the Forum of the Arolsen Archives (arolsen-archives.org)