TY  - BOOK
ED  - International Geological Congress
TI  - Compte rendu of the XV. session, South Africa, 1929
AV  - QE1 .I6 1929
U1  - 550.63 
PY  - 1930///
CY  - Pretoria
PB  - Wallachs' Ltd.
KW  - Geology
KW  - Congresses
KW  - South Africa
N1  - At head of title: International Geological Congress; Part of the plates, maps, plans, tables and diagrams are folded; Contributions in English, French, German, Italian or Spanish. The Italian and Spanish papers are accompanied by abstracts in English or French
ER  -