Ixxii 



NATURE 



\yune 26, 1879 



SIR JOHN LUBBOCK'S NEW BOOKS. 



SCIENTIFIC LECTURES, with Coloured Plate and iiumerous Illustrations. 8vo. 8^. (>d. 



CONTENTS. 

 I. — On Flowers and Insects. 

 II. — On Plants and Insects, 

 , - , ; III.— On the Habits of Ants. 



IV. — ,, ,, (continued). 



V. — Introduction to the Study of Prehistoric Archrcolog)'. 

 VI. — Address to the Wiltshire Archxological and Natural History Society. 



ADDRESSES, POLITICAL AND EDUCATIONAL. Svo. 8.. u. 



Contents. — On the Imperial Policy of Great Britain — On the Bank Act of 1844 — On the Present System of Public School 

 Education, 1876 — On our Present System of Elementary Education — On the Income Tax — On the National 

 Debt — On the Declaration of Paris — Marine Insiurances — On the Preservation of vox Ancient National . 

 Monuments — Egypt. 



MACMILLAN & CO., LONDON. 



Now ready, Svo, price (>s. 



A TREATISE ON THE APPLICATION OE GENERALISED CO-ORDINATES 

 TO THE KINETICS OF A MATERIAL SYSTEM. 



BY 

 H. W, WATSON, M.A., and S. H. BURBURY, M.A. 



Oxford : Printed at the Clarendon Press, and Published by Macmii.lan & Co.,London, Publishers to the Univers.ty. 



MEDALS -PHILADELPHIA, 1876. MEDALS— PARIS, 1878. 



8ETH THOMAS CLOCK COMPANY, 



NEW YORK, CHICAGO, SAN FRANCISCO, and LONDON. 



MANUFACTURERS OF 



CAL"ENDAR CLOCKS, REGULATORS for ASTRONOMICAL 



AND SCIENTIFIC PURPOSES, 



TURRET CLOCKS FOR LARGE BUILDINGS, 

 ; HOUSE CLOCKS OF EVERY DESCRIPTION. 



Piices and Particulars from any resfectabU WaUhmaker, or Wholesale and for Shipment from 



R. M. MARPLES (SOLE AGENT), 

 16, WORSHIP STREET, LONDON, E.C. 



THE TELEPHONE COMPANY, LIMITED, 



36, COLEMAN STREET, LONDON, E.C. 



TESTIMONIALS. 



14S to 149, Tottenham Court Road, London, W., 14th May, 1879 

 To the Telephone Company, Limited, 36, Coleman Street, E.C. 



Dear Sirs, — You ivill be pleased to hear that the forty Telephones you supplied answer admirably, and are of great coa- 

 venience, communicathi^ as they do in some cases with our workshops a mile away. 



The simplicity and ease with which they work, being able to be used by any one, and the great advantage over the Telegraph 

 system in rajad communication and recognition of the voice, must create a great demand for Tdephones evwywhere. — We remain, 

 dear Shs, yours faithfuUy, {Signed) J. MAPLE & Co. 



Midland Railway Telegraph Department, Superintendent' s Office, Derby, 2Sth Atril, 1S79 

 Dear Sirs, — In reply to your inquiry of the 2Sth inst., I have the pleasui-e to inform you that the Telephones which have 



been erected on the Midland Railway are working very satisfactorily. — Yours faithfully, (Signed) W. LANGDON 



The Telephone Company, 36, Coleman Street, London, E. C. 



Application for Price Lists or fiulher information to be made to the Manager. 



Printed by R. Clay, Sons, and Taylor, at 7 and 8, Bread Street Hill, Queen Victoria Street, in the City of London, and published by 

 Macmillan and Co., at \ht Office. 39 and 30, liedfurd Sueet, Co»ent Garden.— Thoksdav, June 26, 1879. 



