Online Books by
Roger Johnson
Books from the extended shelves:
Johnson, Roger: Analysis of the California solar tax credit 1979 returns (California Energy Commission, 1981), also by Kathleen Cronin Gray, Ronald W Kukulka, and California Energy Commission (page images at HathiTrust)
Johnson, Roger: California buyer's guide for solar domestic hot water systems : staff report (The Commission, 1986), also by David Ware and California Energy Commission (page images at HathiTrust)
Johnson, Roger: The wheat referendum for the 1964 crop (Extension Service, College of Agriculture, University of Wisconsin, 1963), also by Robert E. Rieck and University of Wisconsin. Extension Service (page images at HathiTrust)
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