Climate of Minnesota: Part II by The agricultural and minimum-temperature-free s
Baker, Donald G., Sturb, Joseph H.
Climate of Minnesota: Part II by The agricultural and minimum-temperature-free s - Minnesota 1963 - 31 p. - No 245; Minnesota Agricultural .
Climate of Minnesota: Part II by The agricultural and minimum-temperature-free s - Minnesota 1963 - 31 p. - No 245; Minnesota Agricultural .