TY  - SER
AU  - W.B.H.
TI  - The pulse of the earth
KW  - Geology
KW  - Earth
KW  - Planets
KW  - Structural geology
KW  - Physical Geography
N1  - This is an Book reviews of The pulse of the earth. By J. H. F. Umbgrove. 2nd edition. Pp. xxii + 358, with 204 text-figures and 11 maps and tables, The Hague, Martinus Nijhoff
ER  -