Budd–Michelin rubber-tired rail cars remained obscure in comparison with other competitors for the title, such as the "Pioneer Zephyr" and Union Pacific's M-10000. Rubber-tired rail cars achieved greater success in France, and similar rubber-tired subway cars have been adopted in Canada and Mexico as well as on numerous systems in Europe. During the 1920s, the American Budd Company, at the time a relatively obscure auto-frame supplier, developed an extensive working relationship with the French firm Michelin, which was best known for its tires. In 1929, Michelin built its first rail car, and by 1932 nine of its cars were in operating service, all of
Dunlop Semtex rubber factory, Brynmawr Dunlop Semtex rubber factory, Brynmawr The Brynmawr Rubber Factory was a notable building situated in Brynmawr in Wales. It was designed between 1946 and 1951 by The Architect's Co-Op, a group of Architecture students from the AA in London, in collaboration with engineer Ove Arup. It was built for the Brimsdown Rubber Company to produce various products (mainly tyres) and is considered by many as a Modernist icon and as an exemplar of 'Festival of Britain' period architecture. The main production floor was spanned by nine huge concrete shell domes which were punctuated by circular rooflights. Some of the outer