1. Henke Coll 1_253 Reference (shelfmark): Henke Coll 1_253 Title: United States of America 75th Anniversary of Opening of Cherokee Strip to Settlers Issue 6c stamp Scope & Content: Marginal block of four perforated MNH stamps with control number depicting pioneers racing to Cherokee Strip. The stamp was designed by N. Todhunter. Collection Area: Philatelic Collections Languages: English Date Range: 15 Oct 1968 Extent: 4 Items