— Nevada Test Site, winter 1951 (five) Eniwetok Proving Ground, spring 1951 (four) Nevada Test Site, autumn 1951 (seven) Nevada Test Site, spring 1952 (eight) Eniwetok Proving Ground, autumn 1952 (two) Nevada Test Site, spring 1953 (eleven) Eniwetok Proving Ground, spring 1954 (three) Nevada Test Site, spring 1955 (fourteén) Pacific Ocean, spring 1955 (one) Eniwetok Proving Ground, spring 1956 (three) Charts showing announced world-wide test totals are at the front of this booklet.