Liberia, Sheets, 1940-60's. Selection of full sheets in quantities 30-100's; regular issues including several hundred #277 sheets, quantities #373 10Ā¢ President issue (no gum), airmails including #C63-C64 Szyk Issue, C69, C79, and no gum #C79 & C108 sheets; substantial catalog value, condition varies (no photo). EstimateĀ $150 - 200. $0