The Camill name comes from the acronym of C for Campbell-McGill with Mill of Muir-Hill which both firms combined to give the new name of CAMILL for ADT production under the name CAMILL-MUIRHILL Series. Their main project was to manufacture all new ADT models using standard Fordson Tractor running gear underneath but with dumptruck fullscale production by Muir-Hill, While partner Campbell-McGill would provide financial and distribution of these new Camill machines. The first model produced was the Camill 410 ADT a fully articulated offroad 4WD dumptruck built and marketed by Muir-Hill (The trading name of E Boydell & Co Ltd) located at Gloucester and Manchester.