A Philosophical Essay on Probabilities

Transcriber's Note:
Apparent typographical errors have been corrected.
The corrections noted in the Errata section have been incorporated in the text. Three further corrections have also been made: 9/10 in place of 1/10, and 9/10 in place of 6/10, on page 110; and ex voto in place of ex veto on page 173.
BY PIERRE SIMON, Marquis de LAPLACE.
TRANSLATED FROM THE SIXTH FRENCH EDITION BY
FREDERICK WILSON TRUSCOTT, Ph.D. (Harv.), Professor of Germanic Languages in the West Virginia University ,
AND
FREDERICK LINCOLN EMORY, M.E. (Wor. Poly. Inst.), Professor of Mechanics and Applied Mathematics in the West Virginia University; Mem. Amer. Soc. Mech. Eng.
FIRST EDITION. FIRST THOUSAND.
NEW YORK: JOHN WILEY & SONS. London: CHAPMAN & HALL, Limited. 1902.
Copyright, 1902, BY F. W. TRUSCOTT AND F. L. EMORY.
ROBERT DRUMMOND PRINTER, NEW YORK