1. Harmanus Langerveld (1777-1830). David Henriques de Castro, pastel / crayon, 1815 Date: 1987 Description: Postcard with a reproduction of a portrait by Harmanus Langerveld of merchant David Haim Henriques de Castro (1776-1845).
2. A Jewish Merchant Description: Postcard with a reproduction of the oil painting A Seated Man with a Stick, which was formerly attributed to Rembrandt. The original painting is held at the National Gallery.