Home › Authors › Ross C. Purdy 👤 Ross C. Purdy b. 1875 ยท 3 books Books by Ross C. Purdy The coefficient of expansion a The coefficient of expansion and contraction of white ware body mixtures 1911 Qualities of clay suitable for making paving brick and pryo-physical and chemical properties of paving brick clays 1908 Pyro-chemical and physical behavior of clays 1907