48 THE NORTHERN MICROSCOPIST. 
NOTICES TO CORRESPONDENTS. 
All communications should be ad- 
dressed to the Editor, Mr. George E. 
Davis, Dagmar Villa, Heaton Chapel, 
Stockport ; and matter intended for 
publication must reach us not later than 
the 14th of the month. 
All communications must be accom- 
panied by the name and address of 
the writers, not necessarily for publica- 
tion, but as a guarantee of good faith. 
Cheques and money orders to be made 
payable to George E. Davis, the latter 
at the Manchester Chief Office. 
J. P. G—The communication came 
too late for insertion in the present 
number, as it required a wood-block. 
It shall be inserted in our next. 
B—Mr. Bolton, of 57, Newhall- 
street, Birmingham, we should think 
will be able to supply you with 
Melicerta ringens. (See advt. on last 
page.) 
WILLIAM Briack.—We shall be 
glad to have a few xzo/es on starches; 
but one of our correspondents has an 
article in preparation on this subject, 
which will be well illustrated; the 
original pictures being photographed 
from the granules themselves. 
A. J. D.—We have inserted your 
query, as no doubt there are several of 
our subscribers who will be able to 
answer you satisfactorily. 
EXCHANGE COLUMN FOR 
SLIDES AND RAW MATERIAL, 
Communications not exceeding 24 words 
are inserted in thiscolumn free. ‘They must 
reach us before the 14th of each month, 
Exchangers may adopt a nom-de-plume under 
care of the Editor, but in this case all replies 
must be accompanied with a penny stamp 
for each letter to cover postage, 
JouRNAL OF THE RoyAL MiIcro- 
SCOPICAL SocIETY. ‘The first 5 Nos. 
of 1880, published at 4s. each. What 
offers of slides? fungi preferred. 
“* Fungus,” care of Editor NoRTHERN 
MICRoscoPIsT. 
DIAToMs, well mounted, from Peru- 
yian guano, in exchange for other good 
slides. Send lists to W. Hamilton 
Reid, Eaglescliffe, Yarm-on-Tees. 
SALE AND EXCHANGE COLUMN 
FOR APPARATUS, BOOKS, Etc. 
Advertisements in this column are inserted 
at the rate 4d. for each 12 words or portions 
of twelve. 
Advertisers may adopt a nom-de-plume 
under care of the Editor, but in this case all 
replics must be accompanied by a penny 
stamp for each letter, to cover postage. — 
All Advertisements intended for insertion 
in this column must reach us before the 14th 
of each month. 
For SALE, a half-inch objective by 
Dancer, with collar adjustments, will 
resolve angulatum. Price £2, or will 
exchange for a good herbarium of cor- 
rectly named mosses of about 8o0species 
and one of lichens of 100 species. “‘D.” 
care of Editor NORTHERN MICcROs- 
COPIST. 
For SALz, a large collection of 
Japanese ferns, in a good state of pre- 
servation, more than 100 different 
varieties, all collected by the advertiser 
during six years’ residence in that 
country. C. O., Oakfield, Chudleigh. 
First Cuiass SLIpES, double 
stained vegetable sections, thirty sub- 
jects, suitable for science classes. Price 
10d. each; 9s. dozen, selected, free.— 
J. A., Box 48, Gloucester. 
WANTED, a good second-hand micro- 
scope, international binocular preferred, 
Address, J. Ormsby, 50, The Grove, 
Hammersmith. 
CHEMISTRY applied to Arts and 
Manufactures, 8 vols., new, cost £4, 
for £2 10s.—Thos. B. Brindle. 
BENCH LATHE, 2} in. centre, 27in. 
planed iron gap bed, several chucks 
and tools, slide rest castings, partly 
fitted and surfaced, also four speed 
turned wooden flywheel, 5o0lb, weight, 
27in. diameter. Price 50s. Address 
by letter—Wheatland, ‘St. Olave’s 
Warehouses, John-street, Minories. 
SPLENDID SKELETON LEAVES, fin- 
ished specimens and instructions for 
skeletonising and bleaching completely 
in one hour. Price 9 stamps, free. — 
Mr. Willis, Ardwick-le-street, Don- 
caster, 
ae 
