DULAU & CO., LTD. 



(For over a century at 37 Soho Square) 



34-36 MARGARET ST., OXFORD CIRCUS, 

 LONDON, W.l. 



AMERICAN ENGINEERS.— Institute of Mining. Transactions, 

 complete set from the commencement 1871-1908, forming 

 Vols. I-XXXIX and General Index to Vols. 1-15 and 21-25. 

 39 vols, half morocco cloth sides and Indices in 2 vols., in 

 cloth, £28. Philadelphia, 1871-1908. 



PRITSCH (Dr. Ant.). Fauna der Gaskohle und der Kalksteine 

 der Penn formation Bohmens. With 165 coloured plates and 

 numerous illustrations in the text. Complete set, 4 vols. 

 Royal 4to., half green morocco. £14 14s. 1883-1901. 



GEOLOGICAL MAGAZINE, with which is incorporated " The 

 Geologist ". Complete set from the commencement in 1858 to 

 1920. (Geologist 7 vols.) With general index 1864-1903. 

 7 vols., half calf, 51 vols., cloth, remainder in parts. 

 8vo. £50. 



REEVE (Lovell). Conchologia Iconica ; or illustrations of the 

 shells of molluscous animals. Continued by Sowerby. Com- 

 plete set, with 2,727 coloured plates. 20 vols. 4to. Gilt 

 tops. £130. 1843-78. 17 vols, in uniform half calf, and 

 3 vols, half vellum. Choice condition. 



SOWERBY (G. B.). Thesaurus Conchy liorun, or Monographs of 

 the Genera of Shells. Complete set, with 517 coloured plates. 

 5 vols. Royal 8vo. Half calf. Rare, £40. 1847-87. 



Messrs. Dulau are always willing to purchase, for 



cash, libraries of scientific works, especialfy on 



the subjects of 



BOTANY, ZOOLOGY, or GEOLOGY. 



For Sale. 



NEW 



Fletcher Russell Prospector's Set 



Capable of taking muffle 5" X 4i" X 9". Cost £27 lOs. 

 Can be seen by arrangement. 



Crown Agents for the Colonies, 



4 Millbank, S.W.I. 



