Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,878 pages of information and 232,615 images on early companies, their products and the people who designed and built them.
of Irwell Vale Mills, Helmshore, Haslingden.
1875 Partnership dissolved. '... the Partnership heretofore subsisting between us the undersigned, John Aitken and Thomas Aitken, carrying on business at Irwell Yale, Edenfield, in the county of Lancaster, under the firm of Thomas Aitken and Son, as Cotton Spinners and Manufacturers, has been dissolved by mutual consent as on and from the 31st day of December last. All debts due to and owing by the said firm will be received and paid by the said Thomas Aitken, who will continue the business as heretofore on his own separate account, under the same style or firm...'
1891 Directory (Haslingden): Listed. Thomas Aitken and Son, Irwell Vale Mills; 7,500 spindles, 221 and 301; 120 looms, calicoes, belting, fustians, filter cloths and cotton drying felts for paper makers. 
1936 Mentions 1,500 employees of Irwell Vale Mills.