- Harness 1871 (Approx.) - 1872 (Approx.)
Thomas Derry is listed as a harness maker in the July 1871 edition of D&B, and continued to be listed throughout 1872. The 1871 Census states Derry’s was a new establishment, operating 12 month a year, with Derry as the only employee. Although he kept no accounts of the total production his “aggregate value” was given as $15.00. Derry disappears after 1873.