I may have found a lead...
I found the following at this site,
https://manuscripts.wordpress.com/tag/nhprc-grant-project/page/2/
Lately I have been working predominately with account books. I must admit, there are times I feel that if I’ve seen one purchase of sundries, I’ve seen them all. But some do manage to have an interesting twist. Thomas Porter, a resident of Waterbury, Connecticut, kept an account book between 1825 and 1835. A quick glance at the pages of the book, such as the one below, yields little information.
Thomas Porter Account Book, 1817-1835, Ms 70562. Connecticut Historical Society, Hartford, CT
However, Alfred Platt, for whom Porter was working, was a pioneer of brass and copper wire manufacturing in Waterbury. For several years, Platt made all of the wire used by the Scovill and Benedict & Burnham Companies for making button eyes. Buttons are such a part of Waterbury’s history, the Mattatuck Museum even has a permanent button display! Years later, Porter continued his work in the button industry, this time with William H. Hine.