1
xviii L i s t of A u t h o r s , See.
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Spalanzani. Opufcules de Phyfiques Animale & Végétale. Geneva, 1777.
Still ingfleet. Mifcelianeous Tradfs. 8vo. London, 1762.
Swammerdam. The Book of Nature, revifed by Hill. Folio. London, 1758.
Swedenborg. - OEconomia Regni Animalis, cui accedit Introduâio ad Pfychologiain
Rationalem. 4to. - - Amfterdam, 1743.
Regnum Animale, Anatomice, Phyliee et Philofophice Perluf-
tratum. 4to. - - Hagæ Comit. 1744.
Trembley.
Mémoires pour fervir à l’Hiftoire des Polypes deau douce.
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Valmontde Bomare. Diétionaire Raifonné univerfal d’Hiftoire Naturelle. Lyon, 1776»
1 1
Af1«' * * ,*7 * * *
R. HINDMAKSH,
a d v e r t i s e m e n t .
Lately pitblijhed, in 'on e Volume, %vo. P rice S ix -Sh illin g s, in Boards,
A n E S S A Y o n E L E C T R I C I T Y ;
Explaining the Theory and Practice of that Ufeful Science ; and the Mode of
applying it to Medical Purpofes.— To which is added
A n E S S A Y on M A G N E T I S M .
The Third Edition, Corre£ted and Enlarged.
By G E O R G E A D A M S ,
Mathematical Inftrument Maker to His Majefty, and Optician to His
Royal Highnefs the Prince o f Wales.
Printed for, and Publilhed ‘by the Author, No. 60, Fleet-Street. !
Speedily w ill be publijhed, by the fam e Author,
ASTRONOMICAL and GEOGRAPHICAL ESSAYS:
C O N T A I N I N G
I. An Introdu&ion to Aftronomy.
II. On the Ufe of the Globes, in which the various Conftm<ftions at prefent
made Ufe of, will be defcribed and explained.
III. The Defcription and Ufe of the Armillary Sphere, Dr. Long’s Sphere, the
Orrery, the Tellurian and other Inftruments, defigned to facilitate the Study
of Aftronomy and Geography.
c s Preparing