12 CLASS LIST OF CURRENT 



TN 802.— Coalmining. 



Colliery Guardian. (Weekly.) 



London, 30-31 Furnival Street, E.C. 5d. per number. 



From 4 April, 1911, has published a " monthly list of recent coal literature ". 



TP. — Chemical Technology. 



Chemiker-Zeitung. (Tri-weekly.) 



Coethen, the Journal. 5 mks. quarterly. 



Weekly supplement, " Chemisch-Technisches Repertorium ". 'Consists of 

 short classified abstracts of papers and German patents. 



Society of Chemical Industry. Journal (fortnightly). 



London, Vacher. 36s. 



" Journal and Patent Literature." Publishes under twenty-four classes abstracts 

 of all articles and patents relating to industrial chemistry. 



Society of Chemical Industry. Reports of the progress of Applied 

 Chemistry. Vol. I, 19 16. 

 London, Harrison. To members, 2s. 6d. ; non-members, 

 5s. net. 



Contains reports on fifteen classes of chemical technology, with numerous refer- 

 ences to original articles. 



TP 570. — Brewing. 



Institute of Brewing Journal, containing the transactions of the various 

 sections, together with abstracts of papers published in other 

 journals, etc. (Monthly.) 



London, Harrison. 5s. per number. 



TP 700. — Gas Manufacture, Artificial Lighting, etc. 



Gas Age. (Formerly " Progressive Age".) (Fortnightly.) 



New York, 52 Vanderbelt Avenue. $3. 



" Current Gas Literature." Alphabetical subject indexes published on the 16th 

 of each month and reprinted in the following issue in the advertisements for cutting up 

 and pasting on cards. 



American Gas Institute. New York, 25 West 39th Street. $5. 



Abstracts. Has published since 1908 on separate slips (5x8 ins.) for filing in 

 class order (108 classes) abstracts of papers and patents relating to the gas industry. 



TP 785. — Clay and SHicate Industries (Ceramics). 

 English Ceramic Society : Transactions. Stoke-on-Trent. £1 10s. 



Abstracts classified under eleven headings includes Glass, Cements, and Refractory 

 materials. 



TP 845.— Glass Making. 



Society of Glass Technology Journal. (Quarterly.) 



Sheffield, Dr. W. E. S. Turner. ^1 is. 



Contains classified abstracts from January, 1915. 



