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An Allegory of the Union of the House of Orange and the Wittelsbach Family (Design for a Title Page of a Thesis) (mid~17th–late 17th century) --Jonas Umbach (德国艺术家, c. 1624-1700)
-Letter to Theo van Gogh with sketches of Church Pew with Worshippers, Back of the Head of an Orphan Man and The Poor and Money (Pen), by Vincent Van Gogh