Two original color Mercury orbital charts published by the USAF Aeronautical Chart and Information Center. One is a first edition chart for the Mercury-6 mission, dated February, 1963; and the other is for the Mercury-3 mission, dated December of 1961. Charts originate from the estate of a gentleman who retired as assistant director of The Aeronautical Charts and Information Center. In overall fine condition. Rolled. RR Auction COA.
