Now ready, Demy 8v0, with Map, Price 7s. 6d. 
A CONTRIBUTION T0 THE FLORA OF DERBYSHIRE. 
By THE Rev. W. H. PAINTER, 
Corr. Mem. pat acih a Nat. Hist. and Micro. Society. 
ving a brief description of the Pipes Features of Derbyshire, and 
hi list of ” the Flowering Plants and via sed found therein, with their Principal 
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Now ready, 8vo. cloth, price 6{-, post free. 
LIST of YORKSHIRE LEPIDOPTERA, 
By G. T. PORRITT, F.L.S. 
Contains copious records of the localities, &c., of the 1,340 species of macro- 
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in species ; with all other necessary information on the subject. 
To be had only from the Hon, Secretaries of the Yorkshire Naturalists’ Union. 
WM. DENISON ROEBUCK, Sunny Bank, Leeds ; 
E. PONSONBY KNUBLEY, Staveley Rectory, Leeds ; 
EDGAR R, WAITE, The Museum, Leeds. 
MADAGASCAR! 
My Price List of NATURAL cer ony OBJECTS is at the service 
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Correspondence in French and teas (English not understood). 
EF. SIKORA, 
Naturatist, mn de ta Soctété ee de France et de la 
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Annanarivo, Madagascar, vid Marseille. 
Just Published. Crown 8v0, Cloth, 25 
PHOTOGRAPHY ¢o 15: MICROSCOPE, 
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Member of the Camera pee uddersjield Sorters Society, the Postal 
nt Society, 
WITH A CH APTER ON MOUN TING OBJECTS, 
By T. CHARTERS WHITE, M.R.C.S., F.R.M.S., 
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ILLUSTRATED. 
NDON .., IFFE & SON, 3, St. Bride Street, Ludgate Circus. 
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