Fonds documents the development of Dr. Boyd's career in trauma care and emergency medical services systems, beginning at the University of Maryland in Baltimore and Cook County Hospital in Chicago, where he became interested in hemorrhagic shock and other clinical investigations, through his work in establishing national emergency medical services systems and his experience with the Indian Health Service. Also includes publications and clippings honouring Boyd's contributions as the founder of emergency medical services systems. Fonds largely comprised of reprints and copies of articles for scholarly and popular publications. Also contains some manuscripts of unpublished works and one draft of published work.