Catharina Asser van Praagh was the widow of Alexander Asser (1880-1934).
In addition, a Jokos file (number 53337) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos file reveals that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting bank (L-claim, number 341/11653).