I don’t know alot about these. The post card does say 1957. I have not opened the frames to look at backs. With that in find, here’s what I do know….. This is all memorabilia related to the USS Constellation. All frames are 8×10. Super cool man cave/nautical décor. I post new listings weekly so please continue to check back often. Please check out my other listings. The item “Antique USS Constellation 1854 Plans Pictures Post Card Lot Baltimore Civil War” is in sale since Thursday, April 28, 2016. This item is in the category “Collectibles\Transportation\Boats & Ships\Military\Posters & Prints”. The seller is “jhharmon83″ and is located in Murfreesboro, Tennessee. This item can be shipped to United States.