They did a lot of things with Landing Ships......
LSM(R)-194
LSM(R)-188 class Landing Ship, Medium (Rocket):
Displacement: 968 tons (loaded)
Length: 203'6"'
Beam: 34'6"'
Draft: 5'6" - 5'9"'
Speed: 13.2 knots (max, loaded)
Armament: 1 5"/38 DP, 2 40mm, 3x1 20mm; (#188-195): 75 4-rail Mk. 36 + 30 6-rail Mk. 30 rocket launchers
Complement: 5 officers, 76 enlisted
Capacity: 5 medium or 3 heavy tanks, or 6 LVTs or 9 DUKWs.
2 GM 1440 BHP @ 720 rpm (each) diesels, twin screws