Invented a gas engine that allowed for a revolution in car design. ALS in German, signed “G. Daimler,” one page, 5.5 x 3.5, May 20, 1882. Letter of congratulations. In part, “In the hope that mother and child are well, I can tell you that I have brought my family safely into the homeland and expect a good effect on my wife.” He also adds a postscript, “I am glad that these days are over, I forgot about May 9 in the turmoil of the business.” Daimler has also hand addressed the reverse. In fine condition, with a light shade of toning and a pencil notation on address side. R&R COA.