MARSHALL ISLANDS 4TOLL SAMPLES COLLECTED BY we 5-7] MARCH 1954 Earth samples wore sollectce as fellows: At each island visitcd soveral samples wore dug and put into tho sam one=gallon "ioc-crcam carton", Each samplco (4.0. cach digging) appreximatod onc square foot to a depth of one inch. The numbor and locations of tho samplos were selected to represent, as well as could be judged, an average of the arcas usod by tho inhabitants, aftcr the samplcs wore mixod in the carton. Aroas that were unusually shaded or unshaded by trocs wore avoided. The large "pobblos” in tho composité ropresert coral gravol from "mein strooct" through tho villago. Wator samplos wore sclected sccardirg te the principal source in curront us: Inclosure 1 AAWag