Simon Blog was married to Maukje Leboerkan. He owned a kosher butcher shop. He and his wife at one point lived at 132 Tugelaweg, second floor, in Amsterdam.
Amsterdam municipal archive, Records Jokos, Möbel-claim 4481, property Joods Maatschappelijk Werk
In addition, Jokos files (numbers 4481, 36569) on this family or other family members are at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk. The Jokos files reveal that a claim was lodged for compensation for looted securities or bonds. (W-claim, number 1074/8372).