Manual of the Grases of the United States,
Hitchcock, A.S.
Manual of the Grases of the United States, - 2nd - Washington U.S. Govt. Printing Office, 1951 - 1051 p. - ( U.S.D.A. Misc. Pub. No.200). .
R/584.973 H4M2
Manual of the Grases of the United States, - 2nd - Washington U.S. Govt. Printing Office, 1951 - 1051 p. - ( U.S.D.A. Misc. Pub. No.200). .
R/584.973 H4M2