Opekta | Prinsengracht 263
Office and warehouse-workshop of Opekta, Pectacon and Gies & Co. from 1940 to 1955. The back of the house was the hiding place of the Frank family, Van Pels and Fritz Pfeffer from July 1942 to August 1944.

Prinsengracht 263, waar Opekta was gevestigd, 1947
Carel Blazer. Maria Austria Instituut Amsterdam Copyright: In copyright (rechten derden)
It has been home to the Anne Frank House since 1960.