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Type IB13 Purple Censor Mark With Vermilion Personal Seal |
June 22, 1943: Cabanatuan, Nueva Ecija to Manila Type Cabanatuan-4 postmark previous earliest usage of July 2, 1943. |
Marhc 3, 1943: Bayombong, Nueva Vizcaya to Manila. Directed to Cabanatuan for censorship. Received by the Bureau of Internal Revenue on March 11. |