Description: This wide-format definitive airmail postage stamp from the United States displays a panoramic monochrome blue engraving celebrating civil engineering and global connectivity. The sweeping landscape design captures a detailed architectural view of the San Francisco–Oakland Bay Bridge, showcasing its massive steel suspension towers and double-deck roadway stretching across the harbor. Cruising through the lined sky above the far tower is a four-engine commercial transport plane, balanced on the left by the clean uppercase text "AIR MAIL". A bold "25¢" denomination indicator is housed within a solid dark circle nested against the right bridge tower. The layout is firmly grounded along the base by a dark blue text banner reading "UNITED STATES POSTAGE". This unique used specimen features a sharp, black horizontal textual precancel overprint reading "CHURCH ST. STATION".
Circa: 1947-1950s
Condition: Used - Hinged
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