1To Benjamin Franklin from Ingenhousz, 10 February 1784 (Franklin Papers)
or Soap lie, quick lime water, and Soap. Doctor Chitticks medecine was soap lie. ...Soap made up...
2To Benjamin Franklin from Ingenhousz, 8 April 1783 (Franklin Papers)
...Mr. Wharton promish’d me to send me some boston soap such as you gave me a piece of,...soap...