“© To the solid ground 
Of Nature trusts the mind which builds for aye.”—WORDSWORTH. 
No. 1540, VOL. 60] DEER OIRS IOIAYS 
Registered as a Newspaper at the General Post Office.] 
MAY 4, 1899. [PRICE SIXPENCE. 
[All Rights are Reserved. 
NEWTON -& CO.’S GARDEN SUN-DIALS. 
From 4 in., 20s., to 18 in., £8 10s. 
FULL AND DESCRIPTIVE PRICE LIST 
ON APPLICATION, 
BRASS CIRCULAR HORIZONTAL 
SUN-DIALS. 
NE co. 
OPTICIANS TO THE QUEEN & GOVERNMENT7, 
3 FLEET STREET, LONDON. 
~ BROWNING’S 
‘“*PANERGETIC” BINOCULAR 
OPERA, FIELD AND MARINE GLASS. 
Has 12 Lenses, gives a very large field of view, and 
exhibits objects with remarkable brightness 
and clearness. 
The ‘‘ Panergetic” is 
the best Binocular, for 
general use, made; only 
its price has prevented it 
from being more widely 
known and used. Now it 
is reduced nearly half in 
i The medium size 
in_ Black Enamel being 
£2 5s., and in Alum- 
inium £38, in best Cases 
complete. 
FULL PARTICULARS BY POST. 
JOHN BROWNING, 63 STRAND, LONDON, W.C. 
BEC FE’ 
NEW 
MICROSCOPE 
THE 
“ BRITISH STUDENTS.” 
Microscope Stand No. 55, as 
figured, with Iris Diaphragm, 
One Eye-piece; Double Nose- 
piece, Two Object-glasses, 2/3” 
and 1/6’, adjusted to be in 
about focus, and the whole 
packed in polished Mahogany 
Case, 
£6:8:6 
No. 55. 
R. & J. BECK, Ltd., 
68 CORNHILL, LONDON, E.C. 
N EGRETTI & ZAMBRA'S 
7 
| 
| 
IMPROVED 
SELF-RECORDING 
RAIN GAUGE. 
DESCRIPTIVE 
PRICE LIST 
POST FREE. 
AND MADE ONLY BY 
NEGRETTI & ZAMBRA, 
Scientific Instrument Makers to Her Majesty the Queen, 
38 HOLBORN VIADUCT, E.C. 
Branches— 45 CORNHILL, E.C., and 122 REGENT STREET, W. 
INVENTED 
