OF

SCIENTIFIC DISCOVERY:

1596

OR,

YEAR-BOOK OF FACTS IN SCIENCE AND ART.

TOGETHER WITH A LIST OF RECENT SCIENTIFIC PUBLICATIONS; A CLASSIFIED

LIST OF PATENTS; OBITUARIES OF EMINENT SCIENTIFIC MEN; AN INDEX

OF IMPORTANT PAPERS IN SCIENTIFIC JOURNALS, REPORTS, ETC.

STOR

EDITED BY

DAVID A. WELLS,

OF THE LAWRENCE SCIENTIFIC SCHOOL, CAMBRIDGE,

NEW-YORK

GOULD

BOSTON:

AND LINCOLN,

59 WASHINGTON STREET.

Entered, according to Act of Congress, in the year 1850,

BY GOULD, KENDALL, AND LINCOLN,

In the Clerk's Office of the District Court of the District of Massachusetts.