OF THE

KANSAS

ACADEMY OF SCIENCE

VOLUME XXVII

CONTAINS

A LIST OF OFFICERS AND PAST PRESIDENTS; MEMBERSHIP
LIST JANUARY 1, 1915; MINUTES OF FORTY-SEVENTH
ANNUAL MEETING; PRESIDENT'S ADDRESS;
SOME PAPERS READ.

DECEMBER 22 AND 23, 1914

KANSAS STATE PRINTING PLANT.

W. R. SMITH, State Printer.

TOPEKA, 1915.

II. MATHEMATICAL AND GEOLOGICAL PAPERS:

1. A Probable Origin of, the Rings of Saturn. Albert B. Reagan, 43

2. The Marine Tertiary Stratigraphy of the North Pacific Coast

of North America-A Review. Albert B. Reagan....

3. Deep Wells at Elmdale. Alva J. Smith.

47

50

4. Kaw Valley Anticline.

E. C. Warfel..

53

5. The Chert Gravels of Eastern Kansas. L. C. Wooster.

58

III. PHYSICAL AND CHEMICAL PAPERS:

1. Measurement of the Internal Forces of Seeds. Charles A.

Shull..

65

2. Heating Values of Natural Gases of the Midcontinental Field.

H. C. Allen.

3. Corn Oil. L. E. Sayre.

4. Municipal Illumination. J. A. G. Shirk.

76

5. A Study of the Gelatinizing Agents, Pasty Materials and

Thickeners Used in Food Products. Leon A. Congdon.... 81

6. The Loss of Nitrogen and Organic Matter in Cultivated

Kansas Soils. C. O. Swanson...

87

7. The Determination of Sulphates in Water. F. W. Bruck-

miller..

97

8. The Quantitative Separation of Quinine and Strychnine.

G. N. Watson.

99

9. The Composition and Properties of the Yucca Plant. O. A.

Beath...

102

10. Muscale Buttons. L. E. Sayre and A. E. Stevenson.

11. Prunella vulgaris. L. E. Sayre...

105

108

12. Cultivation of Medicinal Plants in the United States to

Meet an Emergency Caused by the European Conflict.

L.

E. Sayre..

110