1953, Richard Bissell, “7½ Cents”, in Atlantic, Little, Brown, page 53:
The dealers apparently got a big inventory and since the war all nobody seems to be buying pajamas. Learned to sleep in their ‘BVDs’ during the war years in the armed services all these young men did.
1953 September 18, Saul Bellow, chapter V, in The Adventures of Augie March[…], New York, N.Y.: The Viking Press, →OCLC, pages 64–65: