This is an original blueprint dated 1901 from the Maryland Steel Co Marine Division Sparrows Point Md. It is marked “ May 19,1901 L C Wright”. In another place it is handwritten in red” Boatyard 6/12/01”. This blueprint is marked as destroyers government Nos 14, 15 , 16. This was the Truxtun class destroyers. The USS Truxton, USS Whipple, USS Worden. It depicts the Iron Ladders and their placement between decks.It is 123 years old and original and has some breaks on the folds, small holes and discolorations. The outer edges have little folds at small tears. Measures 30 inches by 41 inches. Please see the photos and ask if there are questions.I ship to the lower 48 states. Thanks for taking the time to look at this.