Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,154 pages of information and 233,681 images on early companies, their products and the people who designed and built them.
C D Young & Co., St Leonards' Iron and Engineering Works , Perth, Edinburgh, and London
1864 Advertisement in the Wellington Independent (New Zealand) offering for sale a number of stationary engines and boilers, and also single and double purchase crabs (winches). The advert was placed by W & G Turnbull & Co., agents for C D Young & Co., St Leonards' Iron and Engineering Works, Perth 
1874 'Charles Denoon Young, residing at Inveralmond, near Perth, sole Partner of the Firn of C. D. YOUNG & Co., Engineers, Contractors, and Boilermakers, St Leonards' Works near Perth, and presently a prisoner in the Prison of Perth, has presented a petition… for liberation…'