4th Landing Support Battalion was a Military Landing Support battalion of the United States Marine Corps Reserve. The unit was based out of New Orleans, LA, Savannah, GA, and Charleston, SC, and fell
4th LSB insignia
Naval Mobile Construction Battalion 133 is a United States Navy Construction Battalion, otherwise known as a Seabee battalion, homeported at the Naval Construction Battalion Center. The unit was forme
133 Divers preparing to enter water to place pre-cast concrete in a seaplane ramp in Oahu, Hawaii
CB 133's Peleliu pontoon detail was the first group to be in combat. They had one pontoon assembly that had to be extracted from a heavily mined area under fire
Blue lines indicate anticipated USMC advance with O-1 (Objective day#1)
LSM 206 loaded with A Co 133's Shore Party equipment & 3 D8s at approx. 0935 were landed on Red Beach 2 instead of yellow 1