For your consideration, a Vietnam era U.S. Navy Seabees utility shirt from 1972. Seabees patch embroidered on the left breast pocket. Name patches have been removed. Short sleeves. Minor wear from normal use. 

Laid flat, the shirt measures 17 inches from shoulder to shoulder, 22 inches across the chest from underarm to underarm, and 28 inches from shoulder to the hem. Tag size is 15x33 1/2. Please use these measurements to insure a great fit.

Please ask any and all questions, and check out my other listings for more strange and beautiful pieces. Thanks for looking!