The evolution and classification of soils,
Ramann, E. 1851-1926.
The evolution and classification of soils, by Dr. E. Ramann. Translated by C.L. Whittles. - Cambridge [Eng.] W. Heffer, 1928. - xii, 128 p. front., fold. tab. 23 cm.
Soils.
Soils--Classification.
631.44
631.44 R 165 E
The evolution and classification of soils, by Dr. E. Ramann. Translated by C.L. Whittles. - Cambridge [Eng.] W. Heffer, 1928. - xii, 128 p. front., fold. tab. 23 cm.
Soils.
Soils--Classification.
631.44
631.44 R 165 E