319. Christmas: 1938.
320. Christmas: 1938.
321. Christmas: 1951.
322. Christmas, card list: 1953-54.
323. Clothing, cold weather: 1941.
324. Clothing, cold weather: 1942-45.
325. Clubs: 1925-32.
326. Clubs: 1933.
327. Clubs: 1933-34.
328. Clubs: 1935.
329. Clubs: 1936-37.
330. Clubs: 1938-40.
331. Clubs: 1948-53.
332. Clubs; 1951-53.
333. Coast and Geodetic survey: 1930.
334. Commendations: 1913-46.
335. Commendations: 1942-44.
336. Committee on Naval Affairs, grade of Fleet Admiral, Bill 2019: 1944.
337. Condor plane: 1936.
338. Condolence letters, victims of plane crash: 1956-57
339. Congratulations: 1926.
340. Congratulations: 1930.
341. Congratulations: 1930.
342. Congratulations: 1933.
343. Congratulations: 1935.
344. Congratulations: 1956.
345. Contracts, expired: 1933-46.
346. Contributions: 1936.
347. Contributions: 1945.
348. Contributions: 1950-51.
349. Death of Admiral Byrd: 1957.
350. Death of Admiral Byrd: 1957.
351. Deficiency bill, 76th Congress: 1940.
352. Dictaphone: 1948.
353. Diet and vitamins: 1937-38.
354. Doctor of Aeronautical Science degree: 1928.
355. Dogs: 1918-56.
356. Dogs, request for: 1935.