Keller, John F. | Purdue University Libraries, Archives and Special Collections
Name: Keller, John F.
Historical Note: Mr. Keller was trained in the mysteries of steel treating from a blacksmith, and was one of the recognized authorities. He is a man who had many years of active experience at the forge before taking up his technical studies, so that he possessed both a practical and a theoretical knowledge of the subject. He was professor of forging at Purdue University for fifteen years. He was a past president of the Steel Treating Research Society, and became president of the Louis Institute of Chicago.
Sources: Retrieved October 26, 2009 from http://www.ebooksread.com/authors-eng/american-society-for-steel-treating/transactions-of-the-american-society-for-steel-treating-volume-2-rem/page-73-transactions-of-the-american-society-for-steel-treating-volume-2-rem.shtml