Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 136,278 pages of information and 218,946 images on early companies, their products and the people who designed and built them.
The Franklin Institute is a science museum and centre of science education and research in Philadelphia. It is named in honour of the noted American scientist and statesman Benjamin Franklin, and houses the Benjamin Franklin National Memorial. Founded in 1824, the Franklin Institute is one of the oldest centres of science education and development in the United States.