Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 140,489 pages of information and 227,382 images on early companies, their products and the people who designed and built them.
1834 Listed in Pigot's Directory as Holcroft, Challinor & Holcroft, Engine Makers and Hydraulic Press Makers, Riga Street, Manchester.
1836 Bankruptcy: Thomas Holcroft, Thomas Challinor, George Holcroft, and Peter Farnworth, all of Salford, county of Lancaster, millwrights and engineers, dealers. and chapmen and copartners (trading under the firm of Holcroft, Challinor, and Company)