Departments,1952,1953,1954,1955,1956,1957,1958,1959,1960,1961
Etymology,5,6,5,5,6,7,,,,
Entymology,,,,,,,4;Etymology1957,4,4,4
Ant Words,,,,,,,3;Etymology1957,3,4,5
Collapse,,,,,9;Black Holes1955;Convergence1955;Limits1955,10,11,11,11,10
Black Holes,2,2,3,4,,,,,,
Convergence,3,4,3,3,,,,,,
Limits,1,2,2,2,,,,,,