University of Arizona

Students, faculty, staff, and the public are now welcome to visit Special Collections without an appointment from 9 am to 4 pm, Monday through Friday. 

Special Collections will close at 12 pm on Monday, December 5th for the event Satellites: bringing an astronomy archive to the stage.

Records of the Thatcher Implement and Mercantile Company

Photograph of Men at Thatcher Implement and Mercantile Company, circa 1914

Thatcher Implement and Mercantile Company, popularly known as The Big Six, was a firm operated by the Pace family and others in Thatcher, AZ. The collection includes Articles of Incorporation, minutes of Board of Directors meetings, legal papers, records of hay transactions, photographs, clippings, biographical material and other materials relating to the operation of the Thatcher Implement and Mercantile Company.