Received by the Governor, examined and referred to the Auditor of State for verification of the financial statement.

OFFICE OF AUDITOR OF STATE,

INDIANAPOLIS, March 5, 1906.

The within report has been examined and found to contain no statement of the expenditure of State funds.

WARREN BIGLER,

Auditor of State.

MARCH 6, 1906.

Returned by the Auditor of State, with above certificate, and transmitted to Secretary of State for publication, upon the order of the Board of Commissioners of Public Printing and Binding.

FRED L. GEMMER,

Secretary to the Governor.

Filed in the office of the Secretary of State of the State of Indiana, March 6, 1906.

DANIEL E. STORMS,

Secretary of State.

Received the within report and delivered to the printer March 6, 1906.

HARRY SLOUGH,

Clerk Printing Bureau.

State of Indiana,

Department of Geology and Natural Resources.

INDIANAPOLIS, IND., February 12, 1906.

HON. J. FRANK HANLY, Governor of Indiana:

DEAR SIR-I have the honor to transmit to you herewith the manuscript of my eleventh annual report, the same being the Thirtieth Report of the Department of Geology and Natural Resources of the State. In the main it comprises the results of a careful investigation of the materials in each county suitable for the im provement of roads, the principal energies of the Department for the last year having been devoted to such investigation. It also embodies the results of the work accomplished by the different divisions of the Department during the calendar year 1905.

TABLE OF CONTENTS.

PAGE.

INTRODUCTORY. By W. S. Blatchley..

THE ROADS AND ROAD MATERIALS OF INDIANA. By W. S.

Blatchley and Assistants...

9

17

Section I. A Brief History of Improved Road Building. By W.

S. Blatchley....

19

Section II. The First Thoroughfares of Indiana. By George S.

Cottman

Section III. Road Materials in General. By W. S. Blatchley....

Section IV. Advantages of Good Roads. Construction of Im-

41

55

proved Roads. By W. S. Blatchley

Section V. The Geologic Distribution of the Road Materials of

Indiana. By W. S. Blatchley....

81

120

By L. C. Ward.

Section VI. The Roads and Road Materials of the Northern Third

of Indiana.

161

Section VII. The Roads and Road Materials of Allen County.

By J. A. Price.....

275

Section VIII. The Roads and Road Materials of Portions of Cen-

tral and Eastern Indiana. By A. E. Taylor....

Section IX. The Roads and Road Materials of a Portion of

Western Indiana. By J. T. Scovell.......

315

571

By E. J. Cable

Section X. The Roads and Road Materials of a Portion of Central

Indiana.

655

Section XI. The Roads and Road Materials of Southeastern In-

diana. By R. W. Ellis...

757

Section XII. The Roads and Road Materials of a Portion of

......

Central Southern Indiana. By W. S. Blatchley.....

Section XIII. The Roads and Road Materials of Monroe County.

By Chas. W. Shannon

873

941

Section XIV. The Roads and Road Materials of a Portion of

Southwestern Indiana. By A. E. Taylor....

969

Section XV. The Road Laws of Indiana, in force January 1, 1906..

REPORT OF THE STATE MINE INSPECTOR FOR THE YEAR 1905.

1007

By James Epperson....

1059

REPORT OF THE STATE SUPERVISOR OF NATURAL GAS FOR THE

YEAR 1905. By B. A. Kinney.

1149

THE PETROLEUM INDUSTRY IN INDIANA IN 1905. By W. S.

Blatchley....

1161

FAUNA OF THE SALEM LIMESTONE OF INDIANA. By E. R. Cum-

ings and J. W. Beede...

1187

DEPARTMENT OF GEOLOGY AND NATURAL RESOURCES.

INDIANAPOLIS, IND.

W. S. BLATCHLEY, State Geologist.

PLEASE ACKNOWLEDGE RECEIPT OF THIS VOLUME.

In return, Scientific Books, Fossils, etc., and Implements of the "Stone Age" are acceptable.

State Museum, Room 126, Third Floor, State House.

Open to the public from 8 A. M. to 5 P. M., except on Sundays and legal holidays. Admission free.

Office of State Geologist, Room 89, Third Floor, State House.