6 3 AURICULTUKK 



Sutton, M. J. Permanent and temporary pastures. 



Lond. 1891. 

 6333141 Hitchcock, A. S. Text-book of grasses. 



New York 1914. 



6333141 Ward, H. M. Grasses. Camb. 1901. 



6333141 Gordon, W. J. Manual of British grasses. 



(42) Lond. [1907]. 



'6333141 Vasey, Q. Illustrations of North American grasses. 



(7) 2 vols. Wash. 1891-93. 



6334 INDUSTRIAL CROPS. 



63340821 IMPERIAL INSTITUTE HANDBOOKS. Lond. 1911. -> 



IMP. 



1. Dudgeon, G. C. Agricultural and forest products of 

 British West Africa. 1911. 



'2. Johnson, W. H. Cocoa, its cultivation and prepara- 

 tion. 1912. 



3. Colliding, E. Cotton and other vegetable fibres. 1917. 



4. Brown, H. Rubber its sources, cultivation, and pre- 



paration. 1918. 



6334 Morris, D. Economic resources of West Indies. 

 (729) Lond. 1898. 



6334113 Balls, W. L. The Cotton plant in Egypt. Lond. 1912. 

 6334113 Bowman, F. H. Structure of the cotton fibre. 



Lond. 1908. 



6334113 International federation of master cotton spinners' 

 and manufacturers' association. Official report 

 of visit to Egypt, etc. Also Cotton growing in 

 Egypt. [Manch. 1913]. 



'633433 Claassen, H. Beet-sugar manufacture. 



New York 1906. 



'633433 Scott, J. W. Robertson=. Sugar beet, Lond. 1911. 



'633473 Lloyd, F. E. Guayule, a rubber-plant of the Chihua- 



huan desert. Wash. 1911. 



'633473 Lock, R. H. Rubber and rubber planting. Camb. 1913. 



'633473 Seeligmann, T., and others. Indiarubber and gutta 



percha. Lond. 1910. 



248 



