i g speden

I. G. Speden · Peabody Museum of Natural History, Yale University

222 sayfa · 1970

Fossil Bivalvia / Fossil Mollusks / Stratigraphic Paleontology

I. G. Speden · Commission for the Environment

159 sayfa · 1983

Environmental auditing

I. G. Speden · New Zealand Dept. of Scientific and Industrial Research

109 sayfa · 1981

Fossils / Pictorial works

I. G. Speden · A. R. Shearer, Govt. Printer

69 sayfa · 1975

Geology / Petrology / Sedimentary Rocks / Stratigraphic Geology / Sedimentary rocks

I. G. Speden · Dept. of Scientific and Industrial Research

166 sayfa · 1971

Geology

Lucy May Cranwell, Horacio Jaime Harrington, I. G. Speden · Yayınevi bilinmiyor

702 sayfa · 1960

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