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.
Due to small production runs the company could not compete with the foreign product
1913 the company closed early in 1913.
1910 the Simms Magneto Co of New Jersey was established by Frederick Simms.
WWI It supplied components to Simms Motor Units