236 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 58 



MINING AND MILLING (Continued) 



1667. TBEGAY, W. All about tin; an enquiry. 



Mg. Journ. Railw. Comm. Gaz., Vol. 50, 1880, London, pp. 49, 76, 105, 190, 221. 

 Treats of tin dressing. 



1668. WILLIAMS, R. H. Tin dressing and Williams's buddle. 



Mg. Journ. Railw. Comm. Gaz., Vol. 47, 1877, London, pp. 487-488, 684-685, 796. 

 Description of, and results obtained with Williams's buddle. 



