The size of sediment is defined by the size of the particles that make up the sediment. The largest sediment size is called a boulder. Boulders have a diameter that is larger than 256 millimeters (about 10 inches). Cobbles are the next largest sediment, they are 64 - 256 mm in diameter (about 3-10 inches).
However, two days later, 75,000 Allied troops were trapped by the Japanese and forced to surrender. The next day, the Bataan Death March began. Of those who survived to reach the Japanese prison camp near Cabanatuan, few lived to celebrate U.S. General Douglas MacArthurâs liberation of Luzon in 1945.
Note signed by Tojo (June 1945), left at a camp during the Bataan Death March. Possible forgery since Tojo was no longer in power for over a year at the time of the discovery. Also, the Japanese homeland was not threatened with invasion at the time and it was common sense that the Philippines would be attacked before.