TLS, one page, 8.5 x 11, personal letterhead, April 2, 1929. Coolidge writes to Arthur W. Procter, Commander of the Military Order of the World War. In part: “Your wire has just been received. I regret that I am unable to be in New York on the sixth of April to review the Army Day parade….” In very good condition, with intersecting folds (vertical fold to last name), a few subtle wrinkles, and large ink stain to reverse lightly showing through at upper left corner. The signature itself is clean, clear, and otherwise unaffected. Auction LOA John Reznikoff/PSA/DNA and R&R COA.