Ludwig A. Colding 2026-10-24
Danish engineer who investigated conservation and the relation between mechanical work and heat during the nineteenth century.
Portrait of Ludwig A. Colding
. Georg Holtzweissig; Royal Library, Copenhagen, Denmark. Public domain (Commons PD-Denmark50, life+70 and pre-1931 U.S. publication tags). Source and usage information on the linked Wikimedia file page. Source.