Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 140,776 pages of information and 227,393 images on early companies, their products and the people who designed and built them.
Green and Boulding of Featherstone Street, City Road, London EC
1894 Manufacturer of Forrest's Silver Bronze Rod Packing. 
1899 Advert. Buffalo injector. (of 105 Bunhill Row, London EC) 
1905 Advert for injectors. (of 28 New Bridge street, London EC) 
1913 Advert for injectors and force sight feed oil pumps. (of 28 New Bridge Street, London EC) 
1917 Advert for injectors and oil pumps. (of 22 New bridge Street, London EC4) 
1919 Advert for injectors and oil pumps. (of 22 New bridge Street, London EC4) 
1927 Advert for injectors and metallic packing. (of 162a Dalston Lane, London E8)
1939 Harold Stanley Boulding was a director.
1940 Advert. Injectors, packing, separators and boiler tube cleaners. (of 162a Dalston Lane, London E8) 
1945 Advert. 'Buffalo' injectors and 'Buffix' separator.