Largest Unit Aircraft Plant In U. S. A

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Largest Unit Aircraft Plant in the U. S. A. Glenn L. Martin Co. Aircraft Plant, Middle River, near Baltimore. Md.

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The Glenn L. Martin Aircraft Plant is located at Middle River, near Baltimore, Md. It is the largest Unit Aircraft Plant in the country and employs thousands of workers. MADE IN U. S. A TICHNOR QUALITY VIEWS" REG. U.S. PAT. OFF. PUB. BY CALVERT NEWS CO., BALTIMORE, MD. MADE ONLY BY TICHNOR BROS., INC., BOSTON, MASS 73460