Greenfield Machine Co. was in business from 1899, making universal and cylindrical grinders. In 1921 they were acquired by Greenfield Tap & Die Corp., which continued making their grinder lineup for a decade or so.

Advertisement from the January 1902 issue of The Age of Steel

Information Sources

• The Massachusetts corporate registry database lists this company's first registration as 1899-04-08.
• 1902 to 1919 advertisements in trade journals The Age of Steel and American Machinist.
• A Greenfield universal grinder was featured in the September 1917 issue of Boston Blue Bulletin from machinery distributor Hill, Clarke & Co.
• August 1921 Automobile Dealer and Repairer.

  Greenfield Tap and Die Purchases Greenfield Machine Co. and Morgan Grinder Co.

  At a meeting of the Board of Directors of the Greenfield Tap and Die Corporation, held Thursday, June 9th, it was voted to purchase the entire capital stock of the Greenfield Machine Company, Greenfield, Massachusetts, manufacturers of Cylindrical and Universal Grinders, and the Morgan Grinder Company of Worcester, Massachusetts, manufacturers of Internal Grinders.

  The combination of the Morgan Grinder Company and the Greenfield Machine Company, together with the machines now produced by the Greenfield Tap and Die Corporation, will constitute the Machine Division of the Greenfield Tap and Die Corporation.

  The Greenfield Tap and Die Corporation will operate both plants in the present location, although eventually the Worcester plant will be moved to Greenfield.

  The organization of both plants will remain the same:

  The Morgan Grinder Compamny, Ralph I. Morgan, president; L. M. Crittsinger, treasurer; Charles E. Hildreth, general manager. Greenfield Machine Company, E. F. Smith, president; Joseph G. Stevens, treasurer.