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Socrety of Public Analysts. {Crouch News,
— SE — —_— i meer;
MISCELLANEQUS. THE CHEMICAL NEWS
AND :
JOURNAL OF PHYSICAL SCIENCE,
Edited by WILLIAM CROOKES, F.R.S.,
Published every Friday. Price 4d. Annual Subscription, post free
including Indices, £1 ’
CHARGES FOR ADVERTISEMENTS,
Ve Qa
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A reduction made for a series o insertions.
Cheques and Post-Office Orders, crossed “London and County
Bank,” payable to the order of William Crookes.
BOY COURT, LUDGATE HILL LONDON, E.C
Society of Public Analysts.—The next General
Meeting of this Society will be held at Dublin on Monday,
the 1gth instant, at 3 p.m., at the Royal College of Sur.
geons, Stephen's Green. The following Papers will be
read :—* On the Inconstant Composition of Well Waters,”
by C. A. Cameron, M.D.; “ On the Solubility of Plumbic
Jodate,” by C. A. Cameron, M.D. ; ¢ Notes upon the De.
sirability of Fixing by Analysis some Standards of Value
for Beer based upon the Qualities usually sold in Large
Towns,” by C. Estcourt, ¥.C.S.; On the Nitrogen Com
pounds present in the Cereals ” (third paper), by G. W.
Wigner, F.C.S.; “On the Distinctive Tests for Carbolic
Acid, Cresylic Acid, and Creosote,” by A. H. Allen, F.C.S.
N ATURE for August 15 contains :—
The Coming Eclipse. By I. Norman Lockyer, F.R.S.
Our Natural History Colledtions.,
The British Association :—
Inaugural Address of William Spottiswoode, M.A, F.R.S,,
LL.D., D.C.L., President.
Se@ion C.—Geology.—Opening Address by the President, John
Evans, D.C.L., F.R.S,, F.G.S,, &c.
Seftion D.—Biology.—Opening Address in the Department of
Zoology and Botany, by Prof. W. H. Flower, F.R.S,, President
of the Se&ion.
Notes of the Week.
The Norwegian North Atlantic Expedition. By Dr. H. Mohn,
The Eclipse of the Sun.
Our Astronomical Column,
Letters to the Editor:—A New Mineral—Prof. N. S. Maskelyne,
F.R.S. The Colouring of Birds’ Eggs—H. C. Sorby, F.R.S,
The Limbs—Prof. G. M. Humphry, F.R.S. The Darkness of
Caverns—Prof. Salvador Calderon, Scent and Colour in
Flowers —~G. S. Boulger. ’
29 and 30, BEDFORD STREET, STRAND, LONDON.
rice 64.
WILLIAM AND WILLIAM T. FIELD,
MAN UFACTURERS of the Celebrated
STAFFORDSHIRE BLUE BRICKS, specially adapted for
Chemical Plant, i.e., Acid Towers, &c. Asso all other kinds of Best
Staffordshire Blue Bricks, Pavings, Plynths, Splays, Copings, &c.,
&c. Prices and samples on Application.
TESTIMONIAL.
“ We have used the Blue Staffordshire Brick or Sulphuric Acid
Towers, &c., manufactured by Messrs. Field, for the last fifteen years,
during which time they have given great satisfaGtion. We recommend
the m to the Chemical Trade, believing there is nothing better in the
ma rket.’—(Signed) WILLIAM HUNT and SONS, Lea Brook
Alkali Works, near Wednesbury, Staffordshire, February, 1878.
TOLL END BRICK-WORKS,
TIPTON, STAFFORDSHIRE.
PATENTS. —Mr. Vaughan, F.C.S., British
Foreign, and Colonial PATENT AGENT. Special attention
given to Inventions relating to Chemistry, Mining, and Metallurgy.
“Guide to Inventors” Free by Post.—Ofhces, 67, Chancery Lane
[.ondon, W.C.,and8,Houndgate.Darlingtor.
(OWENS COLLEGE, MANCHESTER.—
The NEXT SESSION will COMMENCE in the Arts,
Science and Law, and Medical Departments, on the 1st O&ober, and
in the Evening Classes on the 14th O¢tober. Candidates for admission
must not be under 14 years of age, and in the Arts and Science
Department those under 16 will be required to pass a preliminary
examination in English, Arithmetic, and Elementary Latin.
Prospectuses of the several Departments may be obtained from
Mr. Cornish, Piccadilly, and other Booksellers in Manchester, and at
the College.
B ERNERS COLLEGE of CHEMISTRY,
in conjun@ion with the SCIENTIFIC DEPARTMENT of the
ROYAL POLYTECHNIC INSTITUTION.
Instruction and preparation in CHEMISTRY and the EXPERI.
MENTAL SCIENCES under the dire@ion of Professor E. V.
GARDNER, F.A.8., M.S.A.
: Ine Class Rooms are open from II to 5 a.m. and from 7 to 10 p.m
aily.
Especial facilities for persons preparing for Governmentand other
sxaminations.
Private Pupils will find every convenience,
Analyses, Assays, and Practical Investigations connected with
Patents, &c., conducted. :
Prospectuses and full particulars on application to Prof. Gardner
at Berner's College, 44, Berners-street, W., or at the Royal Polyte
:hnic Institution.
J. HOLME NICHOLSON, Registrar,
CHEMICAL LABORATORY,
WIESBADEN, GERMANY.
Director—Prof. R. FRESENIUS, Ph.D
LECTURES.
Experimental Chemistry (Inorganic).. Prot. R. FRESENIUS, Ph.D
Experimental Physics)
Organic Chemistry ve es »» Prof. C. NEUBAUER, Ph.D
Theoretical Chemistry | -
Chemical Technology .. +. +. .. H.FRESENIUS, Ph.D.
Botany } [Prof. L. KIRSCHBAUM,
Zoology | ** ** tv ve ve ee et Ph.D.
Mjnaraingy we es sn +s +o »» BF. HENRICH.
icroscopy, with exercises in microscopic
WOrk vo se ed ee ee >} H. THIELEN1US, M.D.
Peaitica) Instruction in the Labora- } { prot REN Shy
5 $310 ATMSEAnIY:
The next Session commences on the 15th of October, The Regula.
tions of the Laboiatory and the Syllabus of Le@ures will be forwarded
gratis on application to C. W. Kre1peL’s Verlag, at Wiesbaden, or to
the undersigned.
Prof. R. FRESENIUS, Ph.D.
Jj. MARZELL & CO,
41, WOBURN Prace, W.C., LonDoN,
ANALYTICAL, TECHNICAL, AND
CONSULTING CHEMISTS,
Undertake specially the Examination of MANUFACTURING
RESIDUES AND BY-PRODUCTS with a view to their utilisa.
ion, together with the Preparation of Plans and Estimates for Con:
struction of Plans requisite in applications arising from the same.
M R. COX, VaLuer or CHEMICAL PLANT,
offers his services on the usual terms. Twenty years’ experi:
ence. Estimates for all description of plant, plans, &¢.—Glenmohs
Jouse. New Charlton London, S.
VV ater-glass, or Soluble Silicates of Soda
and Potash, in large or amall quantities, and either solid
or in solution, at ROBERT RUMNEY’S, Ardwick Chemical
Works Manchester
H ydraulic Press for Sale.—Small, and suit.
ag ,, 8ble for Anthracen Pressing. In good cond ung Arply,
pan CaemicaL, News Office, Boy Court, Ludgate Hill, London,
I. HEADLY, En~GINEER, Cambridge,
* Maker of Steam Engines, Bone Mills, and other Machinery
or Chemical Works; also Whole and Ground Coprolite,
PATENTS. PATENTS.
R oserTsow, BrooMman, and Co. (established
50 years) continue to obtain. Patents for Inventions. Pamphlet
Somsining special advice, gratis or by post.—166, Fleet Street.
ondon.
