American engineer (1866–1945) who developed the first submarine to operate successfully on the open seas. Eight Milford Trust Company checks, each measuring approximately 6.25 x 2.75, all dated from 1926 through 1938, and each filled out and signed by Lake, “Simon Lake,” or “Simon Lake Ex.” Some light creasing, and the expected cancellation stamps and holes, affecting only two of the signatures, otherwise fine condition. RRAuction COA.