Page Valentine driving a Mack truck

View of Page Valentine driving a Mack truck. Label on back: "#454, M6244. Released by Advertising Dept., Mack Trucks, Inc., 34th St. & 48th Ave., L.I. City, N.Y. Women practice truck driving. The ladies of the Women's Voluntary Service of Port Washington, N.Y. want to do their bit in a practical way if national emergency demands it. No sock knitting for these modern members of the fair sex. They're practicing truck driving after hours, and under the tutelage of instructors from the Mack branch in Mineola, L.I., have already demonstrated their proficiency in this hitherto exclusively masculine activity. In the illustration attached, Mrs. Page Valentine of Port Washington, after a few lessons at the Mack branch, expertly tools one of the big trucks through the streets of Mineola." Handwritten on back: "Women workers."