Most people never heard his name — but they feel his impact every single day. David Crosthwait was a brilliant Black engineer who changed heating and air conditioning forever. From designing climate systems for buildings like Radio City Music Hall to authoring standards still used today, his genius shaped the comfort of modern life. His story reminds us: Black excellence is the foundation of innovation, engineering, and progress. ✊🏾 Let’s amplify the names they don’t teach in school. 📚 Share t
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Most people never heard his name — but they feel his impact every single day. David Crosthwait was a brilliant Black engineer who changed heating and air conditioning forever. From designing climate systems for buildings like Radio City Music Hall to authoring standards still used today, his genius shaped the comfort of modern life. His story reminds us: Black excellence is the foundation of innovation, engineering, and progress. ✊🏾 Let’s amplify the names they don’t teach in school. 📚 Share t
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David Crosthwaite Jr., a pioneering African American engineer who helped bring air conditioning and heating to giant buildings like Rockefeller Center and Radio City Music Hall. | MarkizMarketing
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David Crosthwaite Jr., a pioneering African American engineer who helped bring air conditioning and heating to giant buildings like Rockefeller Center and Radio City Music Hall. | MarkizMarketing
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Landscape Geometry and Alignments at Stanton Drew Stone Circle | Howard Crowhurst Howard Crowhurst has lived in Brittany since 1986 and has become one of the leading experts on the megaliths of the Carnac area. From 1990 to 2004, he was vice president of the Association Archéologique Kergal. He first appeared at Megalithomania in 2009 when he introduced his incredible research on geometry and metrology to the world... Watch more on our YouTube Channel via the link in bio. #Megalith #Megalithoman
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Landscape Geometry and Alignments at Stanton Drew Stone Circle | Howard Crowhurst Howard Crowhurst has lived in Brittany since 1986 and has become one of the leading experts on the megaliths of the Carnac area. From 1990 to 2004, he was vice president of the Association Archéologique Kergal. He first appeared at Megalithomania in 2009 when he introduced his incredible research on geometry and metrology to the world... Watch more on our YouTube Channel via the link in bio. #Megalith #Megalithoman
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