The Marvelettes was one of Motown’s most popular girl-groups. Their first hit, “Please Mr. Postman,” was written by William Garrett, a real mail carrier. It was Motown’s first #1 record. The song stayed on the charts for almost 6 months. The single with picture sleeve is worth up to $100.00. The album on Motown’s Tamla label, is worth up to $250.00 if the record label is yellow and up to $400.00 if the label is white.