1. BIR 3/6/4 Reference (shelfmark): BIR 3/6/4 Title: Incomplete sheets of adhesive fiscal and postage stamps over-endorsed 'Specimen.' Scope & Content: Includes various fiscals; overprints; unemployment insurance and excise revenues. Collection Area: Philatelic Collections Languages: English Date Range: 1901-1936 Extent: 1 Box