Books by Henry E. Blake:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Blake, Henry E., Jr: Aluminum fluoride from wet hydrogen fluoride offgas (U.S. Dept. of the Interior, Bureau of Mines, 1961), also by R. K. Koch (page images at HathiTrust)- Blake, Henry E., Jr: Increasing fluosilicic acid evolution from phosphate rock by digestion with phosphoric acid (U.S. Bureau of Mines, 1974), also by Boyd D. Nash (page images at HathiTrust)
- Blake, Henry E., Jr: Preparation of aluminum fluoride from alumina hydrate and dilute fluoride solutions (U.S. Dept. of the Interior, Bureau of Mines, 1964), also by R. K. Koch (page images at HathiTrust)
- Blake, Henry E., Jr: Recovery of alumina and iron from Pacific Northwest bauxites by the Pedersen process (U.S. Dept. of the Interior, Bureau of Mines, 1968), also by Oliver C. Fursman and J. E. Mauser (page images at HathiTrust)
Find more by Henry E. Blake at your library, or elsewhere.