THE

WORKS

OF

JOHN PLAYFAIR, ESQ.

&c. &c. &c.

Printed by George Ramsay and Company.

THE

WORKS

OF

JOHN PLAYFAIR, ESQ.

LATE

PROFESSOR OF NATURAL PHILOSOPHY IN THE UNIVERSITY OF
EDINBURGH,

PRESIDENT OF THE ASTRONOMICAL INSTITUTION OF EDINBURGH,
FELLOW OF THE ROYAL SOCIETY OF LONDON,

SECRETARY OF THE ROYAL SOCIETY OF EDINBURGH,
AND HONORARY MEMBER OF THE ROYAL MEDICAL SOCIETY OF
EDINBURGH.

WITH

A MEMOIR OF THE AUTHOR.

VOL. IV.

EDINBURGH:

PRINTED FOR ARCHIBALD CONSTABLE & CO. EDINBURGH,

AND HURST, ROBINSON, AND CO. London.

1822.

CONTENTS

OF

VOLUME FOURTH.

Page

Biographical Account of the late Matthew Stewart, D. D. 3

Biographical Account of the late James Hutton, M. D. 33

Biographical Account of the late John Robison, LL. D. 121

Review of Mudge's Account of the Trigonometrical

Review of Laplace, Traité de Mécanique Céleste,

Review of Le Compte rendu par l'Institut de France,

Review of Lambton's Measurement of an Arch of the

223

261

333

Review of Baron De Zach, Attraction des Montagnes, 467

Review of Kater on the Pendulum,

501