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United States Air Mail


1918
Curtis Jenny Biplane
             


C1
12/10/1918
6¢ Organe
2,134,988
 


 C2
07/11/1923
16¢ Green
3,793,987


C3
05/13/1918
24¢ Rose & Blue
3,095,955
 

C3 Inverted
05/13/1923
24 ¢ Rose & Blue
100 (1 plate) Error