Rare ALS signed 'Dick Nixon,' one page, 7.25 x 10.5, personal letterhead, July 14, 1978. Nixon sends condolences on the passing of Learjet inventor William P. Lear. In part, 'He was truly an engineering genius and a fine human being whose friendship I always shall cherish. I know you will carry on his work with great competence in the years ahead. Nothing would please him more than to know you were doing so.' In fine condition, with expected mailing folds. COA John Reznikoff/PSA/DNA and RRAuction COA.