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The economy of the eyes: : Precepts for the improvement and preservation of the sight. Plain rules which will enable all to judge exactly when, and what spectacles are best calculated for their eyes Observations on opera glasses and theatres, and an account of the pancratic magnifier, for double stars, and day telescopes. / By William Kitchiner, M.D.

  • William Kitchiner
Date:
1824
Catalogue details

Licence: Public Domain Mark

Credit: The economy of the eyes: : Precepts for the improvement and preservation of the sight. Plain rules which will enable all to judge exactly when, and what spectacles are best calculated for their eyes Observations on opera glasses and theatres, and an account of the pancratic magnifier, for double stars, and day telescopes. / By William Kitchiner, M.D. Source: Wellcome Collection.

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    CONTENTS. PREFACE, to be read after the Work-++e+++- INTRODUCTION PeeeeveeSeeees C222 ee CORSE 48 SPECTACLES FOR THE POOR eeee seeces cose Cuap. I. On ReEapinG GLASSES FOR PER- SONS WHOSE EYES ARE IMPAIRED BY AGE; AND SINGLE Evert GLASSES FOR THE SHORT-SIGHTED eeeeces covece seee tl. Sprcracites witn Prain GLasse£s:- tll. Casrs or PERSONS WHO COULD NOT PAGE I 2 10 12 18 V. Symptoms oF THE EYES REQUIRING SPECTACLES TO READ WITH ¢° eecseees VI. OF PRESERVERS?+ +++ soccer sees sees VII. Tape or tHE Focaut LENGTH oF THE MAGNIFYING GLASSES REQUIRED AT VARIOUS AGES eeeess ceceercovecs The time that the First Glasses of 36 Inches focus will assist the Sight sufficiently wiatsVaatate) ale. Wicvare wie ehe lb aire je VIll. Wuen To CHANGE THE FiRsT SPECTACLES eeeecccsccecee tetsu ccece The Premature Use of Spectacles, how pernicious to the Sight--+-+-+es.+. IX. My GRaANDMOTHER’S SPECTACLES: Spectacles for Gourmands +--+ ++eeee X. Hints To Persons CHOOSING SPEC- TACLES eee ece eee eveseeveeve rete oeeeere Divided Spectacle Glasses ++++++ +++ Plan for Preserving the Sight +++. +e..
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