Free!
 
Here is a downloadable scan of official US Navy Booklet of General Plans drawings of the Sargo-class submarine USS Seawolf SS-197 prepared by Navy Yard Portsmouth New Hampshire dated 8 January 1940.  This sheet includes the inboard profile view and plan (overhead) view of the platform deck (main internal deck).
 
The original scan was obtained from the US National Archives and Records Administration, College Park, Maryland.
 
Click here to search for more ship plans from the US National Archives.
 
Add to cart and order as if this were a model.  You will be able to download the plans as a *.jpg file after ordering at no cost to you.
 
Notice: these plans may not print at the scale stated on them due to the scanner settings chosen when the plans were originally scanned.