Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 133,382 pages of information and 211,458 images on early companies, their products and the people who designed and built them.
of Holbeck New Mills, Holbeck Lane, Leeds. Telephone: Leeds 22251. Cables: "Halmac, Leeds". (1929)
Ditto Address and Cables. Telephone: Leeds 30428. (1947)
1929 British Industries Fair Advert for Manufacture of the "Halmac" range of photographic mounts and loose leaf albums. Also Educational Stationery Contractors and Shorthand Notebook Manufacturers. Cardboard, Calendars, Christmas Cards, etc. (Photographic Section - Stand No. S.69) 
1938 Contract for the supply of stationery and office supplies to the Carlisle Grammar School. 
1947 British Industries Fair Advert as Manufacturers of High Grade Photographic Albums, Mounts, Booklets, Folders, Christmas Cards, Calendars, Postal Wrappers, D. and P. Wallets, Cardboard, Negative Bags and Photographic Show Cards. (Scientific and Photographic Section - Olympia, Ground Floor, Stand No. E.1788) 
1963 Patent - Albums, books and similar articles.