E-text prepared by MWS, Jens Nordmann, Bryan Ness,
and the Online Distributed Proofreading Team
([http://www.pgdp.net])
from page images generously made available by
Internet Archive
([https://archive.org])

Note: Images of the original pages are available through Internet Archive. See [ https://archive.org/details/b21935142_0001]
Project Gutenberg has the other three volumes of this work.
[Volume II]: see http://www.gutenberg.org/files/58860/58860-h/58860-h.htm
[Volume III]: see http://www.gutenberg.org/files/58861/58861-h/58861-h.htm
[Volume IV]: see http://www.gutenberg.org/files/58862/58862-h/58862-h.htm

MEDICAL INQUIRIES
AND
OBSERVATIONS.

BY BENJAMIN RUSH, M. D.
PROFESSOR OF THE INSTITUTES AND PRACTICE OF MEDICINE, AND OF CLINICAL PRACTICE, IN THE UNIVERSITY OF PENNSYLVANIA.
IN FOUR VOLUMES.
VOL. I.
THE SECOND EDITION,
REVISED AND ENLARGED BY THE AUTHOR.
PHILADELPHIA,
PUBLISHED BY J. CONRAD & CO. CHESNUT-STREET, PHILADELPHIA; M. & J. CONRAD & CO. MARKET-STREET, BALTIMORE; RAPIN, CONRAD, & CO. WASHINGTON; SOMERVELL & CONRAD, PETERSBURG; AND BONSAL, CONRAD, & CO. NORFOLK.
PRINTED BY T. & G. PALMER, 116, HIGH-STREET.
1805.


PREFACE.

In this second edition of the following Medical Inquiries and Observations, the reader will perceive many additions, some omissions, and a few alterations.

A number of facts have been added to the Inquiry into the Effects of Ardent Spirits upon the Body and Mind, and to the Observations upon the Tetanus, Cynanche Trachealis, and Old Age, in the first volume; also to the Observations upon Dropsies, Pulmonary Consumption, and Hydrophobia, contained in the second volume.