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on verso, top center, diagonal partial copyright stamp in faded black ink; along right edge, stamped in blue ink: ENGRAVING / [cut off]R 19 PM [illegible] 15; taped to upper center, typed in black ink on newsprint: 2 Seconds Whole Building Thrust Backward; inverted, center, circled, in red pencil: 3; in red pencil: 2 col x 3’’ / STATE P.P.; partial stamp in red ink: 4t[cut off] / MAR [cut off]; along bottom in magenta ink: Atom Bomb Test – Nevada -195[cut off]


Mary and Dan Solomon, Monarch Beach, CA; gift to NGA, 2015.