ANNUAL OF SCIENCE.

This Day is published, price 5s.

ARCANA of SCIENCE, and ANNUAL REGISTER of the USEFUL ARTS for 1831.

Comprising POPULAR INVENTIONS, IMPROVEMENTS, and DISCOVERIES Abridged
from the Transactions of Public Societies and Scientific Journals of the
past year. With several Engravings.

"One of the best and cheapest books of the day."--_Mag. Nat. Hist._

"An annual register of new inventions and improvements in a popular form
like this, cannot fail to be useful."--_Lit. Gaz._

Printed for JOHN LIMBIRD, 143. Strand;--of whom may be had the Volumes
for the three preceding years.

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_Printed and Published by J LIMBIRD, 143, Strand, (near Somerset
House,) London; sold by ERNEST FLEISCHER, 626, New Market, Leipsic; G.G.
BENNIS, 55, Rue Neuve, St. Augustin, Paris; and by all Newsmen and
Booksellers._