Original patent approval letter for number 224,088. The typewriter as a machine was still quite new at the time which may explain the handwritten nature of the patent application.

The latest addition to the Hammond ephemera archive is this wonderful receipt from London, December 16th, 1902. A properly completed receipt is a gold mine of information and gives us another piece of the Hammond DNA network. On October 31st something was done, and the number 27,328 likely refers to the machine’s serial number. Eighteen […]

I was looking through our file on salesmen for the Hammond company and recalled this photo of Mr. Howard T. Reynolds at the Philadelphia Branch, in 1922. From a letter to his wife, he writes that Philadelphia was a “fine office.. just as nice as Detroit, Three Salesmen, Two repair men, one book keeper, and […]

Some advertisements found on eBay and around the web