620 
BOOKS RECEIVED. 
The Ward Manual ; on, Index of Surgical Diseases and Injuries. Arranged 
bv Thomas Nunn, Surgeon to the Middlesex Hospital. London: Hardwicke, 
192, Piccadilly. 1865. 
Thomson’s Conspectus oe the British Piiarmacopceia. Edited by Edmund 
Lloyd Birkett, M.D., etc. New edition. London: Longman, Green, Long¬ 
man, Huberts, and Green. 1865. (From the Publishers.) 
Nitrogen shown to be Carbonic Oxide in an Allotropic State. By IIenry 
Xilgour. London: John Churchill and Sons. (Pamphlet.) 
TO CORRESPONDENTS. 
Persons having seceded from the Society may be restored to their former status on 
payment of arrears of subscription and the registration fee for the current year. 
Those who were Associates before the 1st of July, 1842, are privileged (as Founders 
of the Society) to become Members without examination. 
We beg to thank Mr. Thonger for his communications. As the label referred to has 
already been fully described in this Journal, we are unable to publish the correspon¬ 
dence on the subject. 
J. C. W. (York).—Bentham’s ‘Handbook of the British Flora’ and Bentlpy’s 
c Manual of Botany ’ are distinct works, as may be seen by their titles, etc. 
Apprentice (Manchester).—Bentley’s ‘Manual of Botany’ is published by Churchill 
and Sons, price 12s. Gel. 
Inquirer (Nottingham).—Will be published, we are informed, some time in June. 
R. A. R. (Bristol)).—The lectures at the Royal Botanic Gardens will commence, as 
may be seen by the notice on the inside of the cover, on Friday, May 19tli. 
J. J ., P. C. —The Patent Medicine Stamp Act applies to medicines intended for the 
human subject only. 
“ Chemicus ” (Carlisle).—Those chemists only whose names are on the Register as 
Pharmaceutical Chemists can claim exemption from service on juries. 
“ Surrey A—Benzoated Zinc Ointment .* See vol. xiv. p. 207. 
“ An Apprentice” (Liverpool) sends us a sample of Unguentum Hydrargyri Nitratis, 
and is surprised that any difficulty should be experienced in making the ointment, if 
the instructions of the Pharmacopoeia are followed ; and suggests that the quality of 
the lard used in the process may be the cause of failure. 
Mr. Mmnbray (Richmond) and “ An Apprentice ” (York) are thanked for their com¬ 
munications. 
Erratum. —Page 534, line 19, and page 535, lines 7 and 18, for “treated” read 
“heated.” 
Instructions from Members and Associates respecting the transmission of the 
-Journal before the 25th of the month, to Elias Beemridge, Secretary, 17, 
Bloomsbury Square, W.C. 
Advertisements (not later than the 23rd) to Messrs. Churchill, New Bur¬ 
lington Street. Other communications to the Editors, 17, Bloomsbury Square. 
