1. Henke Coll 1_232 Reference (shelfmark): Henke Coll 1_232 Title: United States of America Prominent Americans Definitive Issue 20c stamp Scope & Content: Marginal block of four perforated MNH stamps with control number depicting George C. Marshall from 'Life' photograph. The stamp was designed by R. Geissmann. Collection Area: Philatelic Collections Languages: English Date Range: 24 Oct 1967 Extent: 4 Items