Olson earned his Harvard AB in 1938, his AM in 1939, and his PhD in 1952.
From the description of Notes in French 2, 1935-1936. (Harvard University). WorldCat record id: 228511726From the description of Notes in History 6, 1938-1939. (Harvard University). WorldCat record id: 228512108From the description of Notes in History 5a, 1935-1936. (Harvard University). WorldCat record id: 228511754From the description of Notes in History 83b, 1937-1938. (Harvard University). WorldCat record id: 228512002From the description of Notes in History 42, 1938-1939. (Harvard University). WorldCat record id: 228512109From the description of Notes in Philosophy 3b, 1936-1937. (Harvard University). WorldCat record id: 228511860From the description of Notes in history tutorial, 1936-1937. (Harvard University). WorldCat record id: 228511839From the description of Notes in Government 1, 1935-1936. (Harvard University). WorldCat record id: 228511743From the description of Notes in History 32a, 1937-1938. (Harvard University). WorldCat record id: 228511996From the description of Notes in Philosophy A, 1935-1936. (Harvard University). WorldCat record id: 228511783From the description of Notes in History 19, 1936-1937. (Harvard University). WorldCat record id: 228511846From the description of Notes in History 60a, 1938-1939. (Harvard University). WorldCat record id: 228512112From the description of Notes in history tutorial, 1935-1936. (Harvard University). WorldCat record id: 228511757From the description of Notes in History 65b, 1936-1937. (Harvard University). WorldCat record id: 228511847From the description of Notes in Economics 36, 1938-1939. (Harvard University). WorldCat record id: 228512077From the description of Notes in English 79, 1934-1935. (Harvard University). WorldCat record id: 228511638From the description of Notes in Geology 1, 1934-1935. (Harvard University). WorldCat record id: 228511647From the description of Notes in History 64a, 1937-1938. (Harvard University). WorldCat record id: 228512001From the description of Notes in History 160a, 1938-1939. (Harvard University). WorldCat record id: 228512111From the description of Notes in Economics A, 1936-1937. (Harvard University). WorldCat record id: 228511814From the description of Notes in History 1, 1934-1935. (Harvard University). WorldCat record id: 228511651From the description of Notes in English 7, 1936-1937. (Harvard University). WorldCat record id: 228511817From the description of Notes in History 63, 1937-1938. (Harvard University). WorldCat record id: 228512000