Here are 2 sets of 4 US First Day Issue Covers from 1940. One is a FDC, Scott 889, postmarked October 7, 1940, Savannah, GA.. It is a 1 cent Eli Whitney stamp. This FDC has 3 stamps on it. The second FDC is Scott 890 and has 2- 2 cent stamps of Samuel Morse. It is postmarked Oct 7, 1940, New York, NY. The third FDC, Scott 891, has 1- 3 cent stamp of Cyrus Hall McCormick and is postmarked Lexington, VA dated Oct 14, 1940. The fourth FDC, Scott 892, has 1-5 cent stamp of Elias Howe and is postmarked Spencer, Mass. dated October 14, 1940. There is some color fading on the envelopes. They are addressed. No Reserve. Email if you have any questions.