Зображення сторінки
PDF
ePub

THE NEW YORK 1 PUBLIC LIBRARY

ASTOR, LENCY AX TILDFK FU

R

OA

149

[graphic]

(

Engraved by WH Mote, from a Photograph by John Watkins, 23 Parliament Street

Joseph Whitworth

JOSEPH WHIT WORTH, ESQ. C.E. FRS &c.

'n entor of the "Whitworth Fur. Frunder of the "buzarth, ci da tip. 80

[ocr errors]
[blocks in formation]

THE MOST IMPORTANT DISCOVERIES AND IMPROVEMENTS
OF THE PAST YEAR

IN MECHANICS AND THE USEFUL ARTS; NATURAL PHILOSOPHY ;
ELECTRICITY; CHEMISTRY; ZOOLOGY AND BOTANY; GEOLOGY
AND MINERALOGY; METEOROLOGY AND ASTRONOMY.

[blocks in formation]

BY JOHN TIMBS,

99 66

CURIOSITIES OF SCIENCE, THINGS NOT GENERALLY KNOWN," ETC.

"Every new development of intelligence is a source of pure enjoyment."

[merged small][merged small][graphic][merged small]

WOOD & CO., 7, STATIONERS' HALL COURT.

MDCCCLXIX.

LONDON: PRINTED BY

SPOTTISWOODE AND CO., NEW-STREET SQUARE

AND PARLIAMENT STREET

« НазадПродовжити »