This U.S. postage stamp features the National Apprenticeship Program and has a denomination of 4 cents. It was issued between 1961 and 1970 and has a yellow color. The stamp is used and ungraded, and it was manufactured in the United States. The stamp does not come with any certification and belongs to the category of Unused stamps from 1941 to the present day. The stamp is perfect for collectors interested in business, industry, and career topics.