Pamphlets on geological subjects.
Published: 1923
Place of publication: [n.p
Language: eng
Subjects: Geology; Ecuador -- Geology; Guinea, French
Notes: Reprints from various scientific journals.
Table of contents: value: Colony, R.J. and Sinclair, J.H. The lavas of the volcano Sumaco, eastern Ecuador, S. America.-  Sinclair, J.H. and Berkey, C.P. Geology of Guayaquil, Ecuador, South America.-  Sinclair, J.H. and Berkey, C.P. Cherts and igneous rocks of the Santa Elena oil field.-  Wasson, Theron and Sinclair, J.H. Geological explorations east of the Andes.-  Sinclair, J.H. Discovery of Silurian fossils in French Guinea.-  Sinclair, J.H. In the land of cinnamon.-  Sinclair, J.H. Geologia de la region oriental del Ecuador.