These 5 pictures are from Jim Paradis, his Father,  Robert L. Paradis, who was on the 543 in the Pacific.  

A book about LST 543 entitled: A Ship Remembered: Life aboard "The Floating Brick," Lst 543, by Byder Wilde was published in 1997 by Baxter Press.

Three are of Japanese prisoners on deck, some chipping paint.  One shows US sailors demonstrating a "5-holer," and the others show Japanese using the invention.