Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,692 pages of information and 232,163 images on early companies, their products and the people who designed and built them.
Hawker Siddeley Dynamics of Hatfield.
The guided missile and space technology operations
1968 Contract to supply structures for Intelsat III 
Supplier of industrial robots (see advert) and hydrostatic weighing systems (see advert)
1977 Hawker Siddeley Aviation (HSA) and Hawker Siddeley Dynamics (HSD) accounted for only 25% of the Hawker Siddeley business by this time. On 29 April, as a result of the Aircraft and Shipbuilding Industries Act, HSA and HSD were nationalised and merged with British Aircraft Corporation (BAC) and Scottish Aviation to form British Aerospace (BAe).