The Skipjack class SSN's;
USS Skipjack SSN-585 (As depicted in 1981, the 4xl sheet was chosen for the template because I will be drawing the bow and stern view at some time in the future.)
USS Scamp SSN-588 (1961) As depicted between the time of her being launched and sea trials.
USS Scorpion SSN-589 (1968) There are claims that USS Scorpion was carrying two Mk 45 ASTOR Nuclear wire guided torpedoes at the time of her sinking. Forever on Patrol.
USS Sculpin SSN-590 (1983)
USS Shark SSN-591 (1989) As depicted transiting the Panama canal on the 11th of November, 1989.
USS Snook SSN-592 (1961) "Photo of the only Nuc Sub to fly a rebel flag. This was flown by the Snook (SSN-592) several times as it left Pascagoula, Mississippi and came into San Diego in 1961." -Courtesy of William Lee.