THE
CHEMICAL NEWS
AND
JOURNAL OF PHYSICAL SCIENCE
wor BA nt) (WITH WHICH IS INCORPORATED THE “CHEMICAL GAZETTE") Lrhirt glioted oe.
Vol. 44.—No. 1127.]%e Friday, July 1, 1881. i ro,
INDEX NUMBER,
CONTAINING
TITLE-PAGE, INDEX, &c., TO VOLUME XLIIL.
CONTENTS.
ARTICLES !~— Page
Selenium and its Applications to the Photophone and Telephotography,
by Shelford Bidwell, M.A, LL.B, MLR. ..0virnruees 1
Note on the Speétrum of Sodium, by Capt. Abney, R.E., F.R.S., 3
O33 1518 Ausorption of Gases by Solids, by J. B. Hannay, F.R.S.E,,
Estimation of Carbonic Acid, by T. S. Gladding....eeeeecarancne ;
Chemical Affinity and Atomicity, by William Durham, F.R.S.E,. 4
Dn the Ventilation of Halls of Audience, by Robert Briggs.ssae.. *
PROCEEDINGS OF SOCIETIES :—
THE SocIETY OF CHEMICAL INDUSTRY... cecrrveenes
PHYSICAL SOCIETY ersaereacrsoancsans- 1eesens It
CorresPONDENCE.—Curious A&inic Phenomenon .. .-cevessses Ii
CHEMICAL NOTICES FROM FOREIGN SOURCES..v0veee ssossses I%
CAPPER PASS AND SON, BRISTOL,
ARE BUYERS OF
LEAD ASHES, SULPHATE OF LEAD,
LEAD SLAGS, ANTIMONIAL LEAD,
COPPER MATTE, TIN ASHES, &c.,
and DROSS or ORES containing
COPPER, LEAD, AND ANTIMONY.
INSTITUTE OF CHEMISTRY.
N OTICE.—The next Examination in Pra&ical
Chemistry in conne&ion with the Institute will be held on
MONDAY, 220d AUGUST, and four days following, Candidates
for the Associateship who intend entering for this Examinaticn should
commuricate with the Secretary, Mr. CHARLES E, GROVES, at Somerget
House Terrace, W.C., before the 13th August,
THE MASON SCIENCE COLLEGE,
BIRMINGHAM.
APPOINTMENT OF ASSISTANT LECTURER ON
CHEMISTRY.
The Council invite APPLICATIONS, or or before the 18th of
Jury NEXT, for the above Appointment. Lo.
Particulars of the salary and conditions will be sent on application
to the Secretary, Mr. G. H. Morley, the Mason Scierice College,
Birmingham, to whom all applications for the Appointment should be
sent.
By a resolution of the Council, Candidates are especially requested
to abstain from canvassing. .
J. GIBBS BLAKE, M.D,, Chairman.
G. J. JOHNSON, Hon. Sec.
Edmund Street, Birmingham, June 15, 1881.
BRADY & MARTIN,
NEWCASTLE-ON-TYNE.
Will, on application, forward Catalogues of Chemical and Physical
Apparatus, Pure Chemicals Special Reagent Bottles with Embossed
Labels, Nitrometer, &c.. &cC.
GRIFFIN’'S
CHEMICAL HANDICRAFT,
SECOND EDITION.
Price 4s. 7d. post free. .
A CATALOGUE OF CHEMICAL APPARATUS:
ILLUSTRATED, CLASSIFIED, DESCRIPTIVE.
Demy 8vo., 480 pp., Illustrated with 1600 Woodcuts.
Most complete and cheapest List of Apparatus.
JOHN J. GRIFFIN and SONS, 22, Garrick Street,
London, W.C.
——— en —_——e
Advertiser seeks Engagement on a Chemical
Works as Manager, Under-Manager, or Chemist. Held similac
position eight years. First class references. — Address, T. T,,
CueMicar News OFFICE, Boy Court, Ludgate Hiil, London, E.C.
Assistant Manager Wanted, ' for Glucose
Factory near London, Previous experience essential. ~Apply
stating qualifications and salary, to B.A., 50, Hampton Road, Fores
Gate, London, E. oo ee 1
A Young Man (Chemist, Dr. Phil}, possessing
business knowledge, and having been for several years Manager
Of a well-known manufaéory of chemical and pharmaceutical appa~
ratus, wants a Situation suited to his capacity in a manufa®ory or
house in the above business, or in a chemical factory, in this country
or abroad.—Address, B. 1464, & I'Expedition Centrale d'Annonce de
5. L. Daube and Co., Berlin.
(Chemical Plumber. Wanted a good hand
well accustomed to chamber work. Must be a steady man.—
Apply at Ohlendorff’s Peruvian Guano Works, Tidal Basin, Victoria
Docks.
TO CHEMICAL ENGINEERS.
\ A J7anted, Address of those who will furnish
Plans and Specifications for the Ereétion of Plant for the
making (to commence with) of about 20 tons of Sulphate of Ammonia
monthly; and also of Vitriol Chambers and Plant.—Address, No. 1150,
Cueurcar News Office, Boy Court, Ludgate Hill, London, E.C.
ee
Wanted, by a Young Gentleman in his
eighteenth year, who has prepared himself for such employ
ment by a thoroughly systematic course of study in analytical chemistry
in a well known laboratory, Employment as Assistant to the
Manager of some menufa@uring establishment. The advertiser's
friends would be prepared to negotiate with any correspondent in g
spirit of fairness.—Address, W.S., Raby House, Bathwick, Bath.
MINERAL OIL REFINERY.
, I ‘O BE SOLD, as a Going Concern, a Works
producing first class Lubricating Oils for Spindles and other
purposes, Paratiin Scales, &<., which have obtained a high standard
in the market, and for which there exists a good selling conne®ion in
London, Manchester, and other districts. The Works adjoin the
North Staffordshire Railway, with siding accommodation, and are
also conveniently situated for water carriage by canal. The plant
consists of steam engines, boilers, stills, agitators, modern i
presses, double freezing machine, hydraulic press, complete laboratory,
&c., and is capable of working about fifty tons of raw material
per week. Satisfactory reasons given for disposing of business.—
For cards to views or further particulars apply to Mr. J. R, Wain,
Tunstall, Staff.
FOR SALE.—A Secondhand Bunge Balance
and Weights in good condition.—May be seen and offers received
at 4, Gough Square, Fleet Street, London, E,C.
