Two items: TLS signed “Carl Sagan,” one page, 8.5 x 7, Cornell University letterhead, February 25, 1974, in part: “‘The Cosmic Connection’ is available from Doubleday Press…or from your local bookstore”; and a DS signed “Clyde W. Tombaugh,” one page, 7.5 x 5.25, March 1, 1952. Notice of insufficient remittance from the US Government Printing Office, asking that Tombaugh send the fifty cent balance due on his order. Subtle foxing to the letter, otherwise overall fine condition. Accompanied by an unsigned glossy photo of Sagan. RR Auction COA.
