Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,478 pages of information and 233,901 images on early companies, their products and the people who designed and built them.
William Barlow and ? Chidlaw of Pendleton Gear Works, Manchester
1846 Company founded.
1913 April. Advert for Cut Gears 
1937 Machine-cut gears 
1954 Became public company.
1955 Name changed.
1961 Machine cut gear specialists manufacturing all types. 120 employees.