After a long career as a psychiatrist Chaim M. Rosenberg turned his attention to research and write about the American industrial revolution that had its start with cotton textiles in early 19th century Massachusetts. His 2007 book "Goods for Sale" describes the products made, using water, steam and then electric power. His 2011 book describes the extraordinary "Life and Times of Francis Cabot Lowell, 1775-1817". In his 2015 book "Yankee Colonies Across America" Rosenberg describe thes great migration that seeded New England ideas and enterprise across the nation. And his 2019 book will explore the International Harvester Company, once America's leader in farm equipment, tractors and trucks.