SERIAL DIGESTS AND INDEXES 31 



Gliickauf. Berg- und huttenmannische Zeitschrift. (Weekly.) Jahrg. 48, 

 1912. Essen, The Journal. 6 mks. quarterly. 



Publishes weekly a classified digest of articles in some eighty to ninety 

 periodicals. 



Zeitschrift fur das Berg- Hiitten- und Salinenwesen im preussischen 

 Staaten. (Seven to eight parts yearly.) Band 60, 1912. 



Berlin, Ernst. 25 mks. 

 Publishes a quarterly index to eighty-two journals analysed. 



TN 260. Economic Geology, 



Economic Geology. With which is incorporated The American Geologist. 

 (Eight Nos. yearly.) Vols. 7, 1912. 



Lancaster, Pa., The Economic Geology Publ. Co. $3. 



" Reviews " ; " Recent Literature " the latter classed abstracts. 



Zeitschrift fur praktische Geologic. (Monthly.) Jahrg. 20, 1912. 



Berlin, Springer. 24 mks. 



The Supplement " Bergwirtschaftliche Mittheilungen " contains a section, 

 " Bergw. Litteratur," or index to periodical literature. 



TN 600. Metallurgy. 



Institute of Metals. Journal. (Two vols. yearly.) 



Caxton House, Westminster. \ is. 



Section 2 in these volumes consists of abstracts of papers relating to the non- 

 ferrous metals and alloys. 



Jurnal Russkago Metallurgecheskago Obshchestva. 1912. Second year. 

 St. Petersburg, The Society. Price per part varies. 



Publishes very full abstracts in a separately-paged section of the periodical. 



Metal Industry. (Monthly.) Vol. 4, 1912. 



London, 33 Bedford Street, W.C. 6d. net. 



Since August, 1912, has published a bibliographical section entitled " Recent 

 Literature relating to the Non-ferrous Metals " prepared by the International Institute 

 of Technical Bibliography. 



Metallurgie. (Fortnightly.) Jahrg. 9, 1912. 



Halle a. S., Knapp. 6 mks. quarterly. 

 " Metallurgische Rundschau." Abstracts of patent and other literature. 



Revue de Metallurgie. Tome i, Memoires ; Tome i, bis Extraits. 



Paris, Dunod & Pinat. 40 frs. 

 The extracts form an annual volume of about 800 pages, fully illustrated. 



TN 690. Metallography. 



Internationale Zeitschrift fur Metallographie. (6-7 parts form a volume.) 

 Band i, 1911. Berlin, Borntraeger. Price not stated. 



Contains a well-printed analytical bibliography from 1910. 



TN 802. Coal Mining. 



Colliery Guardian. (Weekly.) Vol. 103, 1912. 



London, 30-31 Furnival Street, E.G. 6d. per number. 



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

 prepared by the International Institute of Technical Bibliography. Bibliography 

 appears also in the " Coal Age " of New York. 



