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Silvanus P. Thompson. Philipp Reis: Inventor of the Telephone
Philipp Reis: Inventor of the Telephone
Table of Contents
CHAPTER I. BIOGRAPHY OF THE INVENTOR
CHAPTER II. THE INVENTOR’S APPARATUS
A.—Reis’s Transmitters
First Form.—The Model Ear
Second Form.—Tin Tube
Third Form.—The Collar-box
Fourth Form.—The Bored-Block
Fifth Form.—The Hollow Cube
Sixth Form.—The Wooden Cone
Seventh Form.—“Hochstift” Form
Eighth Form.—Lever Form
Ninth Form.—Transitional Form
Tenth Form.—The Square Box
B.—Reis’s Receivers
First Form.—The Violin Receiver
Second Form.—The Cigar-box Receiver
Third Form.—The Electro-magnet Receiver
Fourth Form.—The Knitting-needle Receiver
CHAPTER III. THE CLAIM OF THE INVENTOR
I.—Reis’s Telephone was expressly intended to transmit speech
II.—Reis’s Telephone, in the hands of Reis and his contemporaries, did transmit speech
III.—Reis’s Telephone will transmit speech
CHAPTER IV. CONTEMPORARY DOCUMENTS
[1.] On Telephony by the Galvanic Current. By Philipp Reis
[2.] On the Transmission of Tones to a Distance as far as desired, by the help of Electricity (Telephony)
[3.] Telephony, i.e. Sound-Transmission [Translation from ‘Didaskalia,’ May 8th, 1862.]
[4.] Translation from ‘Didaskalia,’ 12th May, 1862
[5.]On the Reproduction of Tones in the Electro-Galvanic Way. By v. Legat, Inspector of the Royal Prussian Telegraphs in Cassel
[6.]Aus der Natur. (Vol. xxi. 1862. July-October. pp. 470–474.)
[7.][Extract From the Annual Report of the Physical Society of Frankfort-on-the-main (1863).]
[8.]Letter of Philipp Reis
[9.] Reis’s Prospectus
TELEPHON
[10.] On the Improved Telephone
[11.]
[12.] [Extract from the ‘Twelfth Report of the Upper-Hessian Association for Natural and Medical Science,’ (‘Oberhessische Gesellschaft für Natur und Heilkunde,’) Giessen, February 1867.]
[13.] Extract from the Report of the German Naturalists’ Society, held at Giessen (1864)
[14.] Extract from Müller-Pouillet’s ‘Textbook of Physics and Meteorology’ (Lehrbuch der Physik und Meteorologie)
[15.] Extract from Pisko’s ‘Die Neueren Apparate der Akustik.’
[52.] Details about the Telephone
[53.] Experiments with the Telephone
[16.] Hessler’s ‘Text-book of Technical Physics,’ vol. i. p. 648
[17.] Kuhn’s ‘Handbook of Applied Electricity,’
CHAPTER V. TESTIMONY OF CONTEMPORARY WITNESSES
Professor G. Quincke, Professor of Physics in the University of Heidelberg
Professor C. Bohn
Léon Garnier
Ernest Horkheimer, Esq
Dr. Rudolph Messel
Heinrich Hold
Heinrich Friedrich Peter
Stephen Mitchell Yeates, Esq
William Frazer, Esq., M. D.,
APPENDIX I. Comparison of Reis’s Transmitters with Recent Instruments
APPENDIX II. On the Variation of Electric Resistance at a Point of Imperfect Contact in a Circuit
APPENDIX III. Comparison of Reis’s Receivers with Recent Instruments
APPENDIX IV. On the Doctrine of Undulatory Currents
ADDITIONAL PREFERENCES CONCERNING REIS’S TELEPHONE
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