Books by R. M. Roberts:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Roberts, R. M. (Richard Michael), 1924-: Development of a calibration module for trace oxygen analyzers (U.S. Dept. of the Interior; for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1970), also by H. C. Edgington, Aerojet-General Corporation, and United States. Office of Saline Water (page images at HathiTrust)- Roberts, R. M. (Richard Michael), 1924-: A feasibility analysis of incinerator systems for restoration of oil contaminated beaches ([Environmental Protection Agency, Water Quality Office]; for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1970), also by Envirogenics Company, T. S. Hoyt, and United States. Environmental Protection Agency. Water Quality Office (page images at HathiTrust)
Find more by R. M. Roberts at your library, or elsewhere.