1. Philatelic 72/217/3/2 Reference (shelfmark): Philatelic 72/217/3/2 Title: Commonwealth of the Philippines Airmail Stamp Issue: China Clipper Trans Pacific Flight Scope & Content: Pre-existing stamps overprinted by the Philippine Bureau of Printing. Collection Area: Philatelic Collections Languages: English Date Range: 2 Dec 1935 Extent: 2 Items