Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,143 pages of information and 233,396 images on early companies, their products and the people who designed and built them.
Darling & Sellers of Keighley.
formerly Darling, Brown and Sellers
1854 Partnership between Charles Brown, William Darling and Robert Sellers of Keighley, engine and machine tool makers, under the style of Darling, Brown and Sellers, dissolved by mutual consent, so far as regards Charles Brown. Business to be continued by William Darling and Robert Sellers under the style of Darling & Sellers. 
1861 Employing 6 men and 12 boys 
1870 Listed as tool makers of Airedale works. Also at this address is William Sellers, a sewing machine maker 
1871 Employing 38 hands 
1873 Intention to proceed with a patent for 'cleaning the teeth of wheels and racks' - William Darling and Robert Sellers of Airedale works. 
1896 Registered as a limited company. Business of engineers, machinists, machine tool manufacturers, ironfounders and merchants. 'The subscribers are - William Darling, 24, Devonshire street, Keighley, engineer. 1 share; Robert Sellers, Farfield, Keighley, engineer, 1 share; John W. Darling, Sunnyside, Keighley, engineer, 1 share; Albert Darling, 24, Devonshire street, Keighley, engineer, 1 share; Herbert Sellers, Farfield, Keighley, engineer. 1 share; Arthur Sellers, Farfield, Keighley, engineer, 1 share; Frank E. Horne, 62, Highfield street, Keighley, engineer, 1 share. The first directors are John W. Darling and Albert Darling (£2 10s. each per week), Herbert Sellers (£2 per week), and Arthur Sellers (£1 10s per Week). 
1902 Heavy duty lathes designed to take advantage of the new cutting tool steels. 
19th century milling machine on display at Bradford Industrial Museum.