PROCEEDINGS

VOL. XXXVII.

OF THE

AMERICAN PHILOSOPHICAL SOCIETY

OCT 22 1890

HELD AT PHILADELPHIA FOR PROMOTING USEFUL KNOWLEDGE.

JULY, 1898.

CONTENTS.

Stated Meeting, January 7, 1898....

The Altitude of the Aurora above the Earth's Surface. By

CLEVELAND ABBE...

Stated Meeting, January 21, 1898. .

Description of Four New Species of Rocinela, with a Synop-

sis of the Genus. By HARRIET RICHARDSON....

Specializations of the Lepidopterous Wing; the Pieri-Nym-

phalidae (with plates). By A. RADCLIFFE GROTE, A.M..

An Old Broadside, with a Reference to the Throne of Con-

gress (with plate). By JULIUS F. SACHSE.

Stated Meeting, February 4, 1898.

Stated Meeting, February 18, 1898..

Stated Meeting, March 4, 1898....

Stated Meeting, March 18, 1898...

Initiation Ceremonies of Australian Tribes (with plate).

By R. H. MATHEWS, L.S

Preliminary Note on the Selenodont Artiodactyls of the

Uinta Formation. By W. B. SCOTT...

Stated Meeting, April 1, 1898.....

Notes on Kansan Drift in Pennsylvania. By PROF. ED-

WARD H. WILLIAMS, JR.....

No. 157.

By S. F. PECKHAM....

Herpetological Notes. By JoHN VAN DENBURGH

Stated Meeting, April 15, 1898.....

PHILADELPHIA :

THE AMERICAN PHILOSOPHICAL SOCIETY,

104 South Fifth Street,

1898.

A Note on the History of the Jefferson Manuscript Draught

of the Declaration of Independence in the Library of the

American Philosophical Society. By I. MINIS HAYS, M.D. 88

The Genesis of Bitumens as Related to Chemical Geology.

73

81

84

A Journal Kept During the Siege of Fort William Henry,

August, 1757. By I. MINIS HAYS, M.D...

143

Divisions of Australian Tribes. By R. H. MATHEWS, L.S.. 151

Stated Meeting, May 6, 1898.....

154

155

Adjourned Meeting, May 13, 1898.

Stated Meeting, May 20, 1898 .

162

The Production of an Asphalt Resembling Gilsonite by the

Distillation of a Mixture of Fish and Wood (with plate).

By WILLIAM C. DAY

108

139

142

171