Automatic Merchandising Company operated and installed vending machines. A signature product was the Auto-Snak, a set of food vending machines which dispensed soda, coffee, milk, sandwiches, soup, salads, pastries and ice cream. This album is a promotional salesman sample album of automatic food vending machines for factories, universities, and offices. The album promotes the company's Auto-Snak machines.

The Mixobeater was a machine developed for the baking and food processing industries by the Meteor Mixing Machine Company and Mixobeater Machinery Company, of New York. The collection pertains mainly to the sale of machine parts and business dealings to Fitchburg Machine Works and include lists of patents, drawings and instructions, and correspondence.