12 WORKS PUBLISHED BY 
\ 
| POPULAR, HISTORY OF MAMMALIA. By Adam White 
F.L.S.J Assistant in the Zoological Department of the British \ 
| Museum. With sixteen coloured Plates of Quadrupeds, &c. 
\ by B. Waterhouse Hawkins, F.L.S. Onevol. Royal 16mo. 
| 10 «. 6d. 
I “ The present increase of our stores of anecdotal matter respecting every kind i 
> of animal has been used with much tact by Mr. White, who has a terse chatty ij 
< way of putting down his reflections, mingled with that easy familiarity which s 
> every one accustomed daily to zoological pursuits is sure to attain. The book is l 
s profusely illustrated.” — Atlas. I 
\ GEOLOGY AMD MINERALOGY. j 
| THE BRITISH PALEOZOIC FOSSILS, added by Professor 
j Sedgwick to the Woodwardian Museum. By Professor 
{ M‘Coy. In royal 4to, with numerous Plates. j 
< [Preparing for Publication, s 
I THOUGHTS ON A PEBBLE ; or, a First Lesson in Geology. 
By Gideon Algernon Mantell, LL.D., F.R.S., Vice-Pre- 
sident of the Geological Society, &c. Eighth Edition. s 
“ I have just procured a little work for my young pupils, a most delightful l 
introduction, entitled c Thoughts on a Pebble, or a First Lesson in Geology, 5 by l 
Dr. Mantell, and I must request you to read it ; for although it does not consist > 
of more than thirty pages [increased in the present edition to upwards of a hun- < 
dred] it will expand to your view a new world that will astonish and delight l 
you .” — Philosophy in Sport. > 
Considerably enlarged, with four coloured plates, twenty-eight wood- \ 
cuts, and Portrait of the Author engraved on steel, handsome \ 
cloth, gilt edges, pp. 102, price 5 s. > 
POPULAR MINERALOGY. By Henry Sowerby. 
*** In one vol. royal 16mo, with plates of figures. 10$. Qd. j 
| PHYSICS. | 
ELEMENTARY PHYSICS, with numerous wood-cuts. By j 
| Robert Hunt. [Nearly ready. 
I THE POETRY OF SCIENCE ; or, Studies of the Physical Phe- 
nomena of Nature. By Robert Hunt, Author of c Panthea,’ \ 
and ‘Researches on Light.’ Second Edition. Revised. With \ 
an Index. > 
| “ A truly scientific work, which has the character of poetry only in so far as j 
