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DES MOINES
ROBERT HENDERSON, STATE PRINTER
JOHN M. JAMIESON, STATE BINDER
CONTENTS.
Page
Preface
Chapter I. Geographical Exploration of Iowa-land....
Chapter II. Geologic Reconnaissance in Iowa....
Chapter III. Historical Sketch of Mining in Iowa.
9
15
45
89
Chapter IV. Systematic Geologic Surveying in Iowa......123
Chapter V. Annotated Bibliography of Iowa Geology....157