Germany, Peru, Venezuela, International. Lot Of Five Air Force Badges Hold to alleviate the Shell Crisis

to alleviate the Shell Crisis of 1915 during the First World War

with the signature of President William McKinley in black ink at the far right

suspended from a black ribbon that is tied off in a bow-tie

1) A cap badge in the shape of a German Imperial Crown c

Germany, Peru, Venezuela, International. Lot Of Five Air Force Badges Hold to alleviate the Shell CrisisFederal Republic of Germany (West Germany) Air Force Command Pilot Badge (in gilt metal, marked "MADE IN GERMANY" and maker marked "A" (F. W. Assman & Sohne, Ludenscheid) on the reverse, measuring 74. 8 mm (w) x 24. 8 mm (h), dual push pins); Peruvian Air Force Pilot Badge (in bronze gilt, maker marked "N. S. MEYER INC. NEW YORK" with the company's insignia on the reverse, measuring 77 mm (w) x 20 mm (h), dual push pins, on its N. S. Meyer