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David Crosthwait, Jr. was born on this date in 1898. He was a Black electrical and mechanical engineer.
Born in Nashville, TN., David Nelson Crosthwait, Jr., received a B.S. from Purdue University in 1913 and a Masters of Engineering in 1920. He was considered an authority on heat transfer, ventilation, and air conditioning. He was a Research Engineer, Director of Research Laboratories for C.A. Dunham Company in Marshalltown, Iowa, from 1925 to 1930. He was the Technical Advisor of Dunham-Bush, Inc., from 1930 to 1971. He served as the past president of Michigan City Redevelopment.
Crosthwait was responsible for designing the heating system for Radio City Music Hall, Rockefeller Center in New York City. He was the author of an instruction manual on heating and cooling with water and guides, standards, and codes that dealt with heating, ventilation, refrigeration, and air conditioning systems. Crosthwait received patents on 39 inventions relating to the design, installing, testing, and service of heating, ventilation, air conditioning (HVAC) power plants.
After retiring from business in 1969, he taught a course on steam heating theory and control systems at Purdue University. David Crosthwait died in 1976.
The African American Desk Reference
Schomburg Center for research in Black Culture
Copyright 1999 The Stonesong Press Inc. and
The New York Public Library, John Wiley & Sons, Inc. Pub.