Framework of U.S.S. Akron, Navy Airship (Macon?)

Front:
FRAMEWORK OF U. S. S. AKRON, NAVY AIRSHIP 50 生 N

Back:
132533 15 $. STAMPHERE Framework of U.S.S. Akron, world's largest airship, constructed by Good- year-Zeppelin Corporation at Akron, Ohio, for the U. S. Navy. ST OOOOOO OIZO PUB. BY AKRON STATIONERY CO. INC., CUYAHOGA FALLS, OHIO >> 50