Drawings by ship type:

Aircraft Carrier
Amphibious Warfare
Aviation Ship
Battlecruiser
Battleship
Cargo Ship
Coastal Warfare
Corvette
Cruiser
Destroyer
Frigate
Hovercraft
Naval Auxiliary
Passenger Ship
Patrol Vessel
Spacecraft
Submarine
Yacht

Drawings:

1918 Large Destroyer Study
1954 Nuclear Missile Warship
Advanced Performance High-speed Nuclear Attack Submarine (APHNAS) 1971
Advanced Performance High-speed Nuclear Attack Submarine (APHNAS) 1995
Afloat Forward Staging Base Concept Design
AGWI
Ares I Crew Launch Vehicle
Ares V Cargo Launch Vehicle
Arleigh Burke Aviation Strike Cruiser Concept 1990
Austal MRV-80 USCG Proposal
Babbitt Rotary Engine Vessel
Barbel-Jupiter
BB-40 New Mexico BS40 Design 1 (5x2 16in) 1913
BB-40 New Mexico BS40 Design 4 (4x2 16in) 1913
BB-40 New Mexico BS40 Design 4 (4x2 16in) 1931 tentative refit
BB-40 New Mexico BS40 Design 6 (3x2 16in) 1913
BB-49 South Dakota
BB-62 New Jersey 1990s Refit Proposal 1
BB-62 New Jersey 1990s Refit Proposal 2
BB-67 Montana 05-1942 - final design
BB-67 Montana 1940-02-06 - Scheme 3
BB-67 Montana 1940-02-14 - Scheme 4
BB-67 Montana 1940-03 - Scheme 8
BB-67 Montana 1941 - final design
BB-67 Montana 1943 - final design