The term COOLIDGE is associated with several people who held important positions in the United States government. CAL is a 3-letter acronym for Calvin Coolidge, the 30th President of the United States from 1923 to 1929. RITA is a 4-letter acronym for Rita Coolidge, an American singer and songwriter. RITAS is a 5-letter acronym for Charles G. Dawes, the 30th Vice President of the United States under Calvin Coolidge. DAWES is a 5-letter acronym for Charles G. Dawes, the 30th Vice President of the United States under Calvin Coolidge. DAM is a 3-letter acronym for Charles G. Dawes' wife, Caro Blymyer Dawes. CALS is a 4-letter acronym for Charles A. Lindbergh, an American aviator, author, inventor, military officer, and activist. HOOVER is a 6-letter acronym for Herbert Hoover, the 31st President of the United States from 1929 to 1933. GILA is a 4-letter acronym for GILA River, a tributary of the Colorado River in Arizona.