01240cpcaa2200325 a 4500 mm2008085434 DLC 20260227111731.0 081125|||||||||||| eng mm2008085434 DLC DLC dacs DLC S lcmd Shepard, David H. (David Hammond), 1923-2007. David H. Shepard papers, 1950-2007. 50 items. 1 container. 0.4 linear feet. Open to research. Correspondence, notes and notebooks, patents, biographical material, and photographs relating to Shepard's experiments with an optical character recognition device and high-altitude wind power. Engineer and inventor. Collection material in English. Optical character recognition. Optical character recognition devices. Optical character recognition devices Patents. Wind power. Engineers. itoamc Inventors. itoamc 44787 44787