Extra Plates are peuea: wit this, "ind: have Son. 
issued with. previous parts, but this is not G be 
_ regarded as a precedent} the extra expense their pro=. 
= Guction: has. involved aoe undertaken — poles ore 
Ly 
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‘Unsolicited ‘Opinions of Subscribers. | 
ee as 
Soe ‘The receipt i your last part Senate me 36 write a say hs much I appreciate. 
your splendid. work, and how beautifully and thoroughly you: have entered into 
every detail of the anatomy, and it 1s) these details which are. 50. ‘mportant-in 
» classification. ) 
“The coloured. plates. are “beautifiilly. dcoumeds. the orig AN drawings must 
have been: even 1 hetter, and I can imagine the hours of work: ie all means.” 
: The Manteright is s eatontananglee goods and cape for books of the same 
kind in other departments of natural history.” BY si age 
—Rev. ésxow 3, W. Horstey.. d 
> “Tam dlehtad with the Monograph, and’ Sale rouret that T Oa: not become : 
a subseriber long ago. It 1s in every sense a: ghee ad work, and the amount 
of detailed information DOS. in: ee is a aaa ee ane ‘A, Pairs. oe 
re 
cl ae beantiful babk on ie Land al id Ene Wallek of. Brie safely 5 
received. Permit me to offer you my cordial felicitations on the true: scientific - 
spirit which has inspired you in the production of your interesting and great work” pest 
Por. ‘E. Axone, Geneva, a 
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looking forward forthe next issues" ~~ Aged Sw. ANTOY. ae. ‘4 
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again hs Sa ae you on yout magnificent publication.” ; —Pu. D. AUTZENBERG. 
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it 1s the event of the week!” May F say’ that ‘to.me, ate least,’ the. drawings» : 
on Plate XXII, seem to me to mark the highest. artistic effort ‘and. advance of” 
anythmg done yet in the book. They are something more than diagrams reprée- 
senting a particalar variety, ; my sympathies respond to the ar tistic softness and 
feeling for focal colour.” | : ae i J Davy Draw. 
~ “<™he new part. of the Maueiaoh arrived satay one morning 5 eye simph 
marvel. at.the ceuinicieoeen a your toes daden each species.” : 
: Ww Waren. 
‘“‘T hope you will permit me to. express my aiirerewiatvel af j your Mondeeaph on’. 
the Land and Freshwater, Mollusea: of the British Isles: ‘The work seems to mé 
- monumental, and-the text shows a combination of extensive ahd exact: lone 
- with a keen sense. of discrimination, It is a mine of lat eee teat 
physiological, and ecologieal. “ From a nomenclatorial point of view it is excellent.” 
—Siower Woop Griser, 
igi, University, Fugette, Towa. 
