Vol. XLVIII, 1917. 

 Part 1.— General Report for 1916. A revised classification of the Gondwana System. 

 Part 2. — Mineral Production of India during 1916. Mammal collections from Basal Beds 



of Siwaliks. 

 Part S. — Crystallography and Nomenclature of Hollandite. Geology and Ore Deposits of 



Bawdwin Minos. Miscellaneous Notes. 

 Part 4. — Biana-Lalsot Hills in Eastern Rajputana. Origin of the Laterite of Seoni, Central 



Provinces. 



Vol. XLIX, 1918-19. 



Part 1. — General Report for 1917. Cassiterite Deposits of Tavoy. Les Echinides des 



" Bagh Beds." 

 Part 2. — Mineral Production of India during 1917. Support of Mountains of Central 



Asia. 

 Part S. — Structure and Stratigraphy in North- West Punjab. Aquamarine Mines of Daso, 



Baltistan. Srimangal Earthquake of July 8th, 1918. 

 Part If. — Possible Occurrence of Petroleum in .Jammu Province : Preliminary Note on the 



Nar-Budhan Dome, of Kotli. Tehsil in the Punch Valley. Submerged Forests at 



Bombay. Infra-Trappeans and Silieified Lava from Hyderabad, S. India. 



Vol. L. 1919. 



Part 1. — General Report for 1918. Potash Salts of Punjab Salt Range and Kohat. Origin 



and History of Rock-salt Deposits of Punjab and Kohat. 

 Part 2. — Tungsten and Tin in Burma. Inclination of Thrust-plane between Siwalik and 



Mureo zone near Kotli, Jammu. Two New Fossil Localities in Garo Hills. Sanni 



Sulphur Mine. Miscellaneous Notes. 

 Part S. — Mineral Production of India daring 1918. Gastropoda Fauna of Old Lake-beds 



in Upper Burma. Galena Deposits of North Eastern Putao. 

 Part 4. — Pitchblende, Monazite and other minerals from Pichhli, Gaya district, Bihar and 



Orissa. Natural Gas in Bituminous Salt from Kohat. Mineral Resources of Central 



Provinces. Miscellaneous Notes. 



Vol. LI, 1920-21. 



Part 1. — General Report for 1919. Pseudo-crystals of Graphite from Travancore. Mineral 

 related to Xenotime from Manbhum District, Bihar and Orissa Province. Coal Seams 

 of Foot-Hilis of the Arakan Yoma, between Letpan Yaw in Pakokku and Ngape in 

 Minbu, Upper Burma. Observations on " Physa Prinsepii," Sowerby and on a 

 Clionid Sponge that burrowed in its shell. 



Part 2. — Classification of fossil Cypneidie. Sulphur near the Confluence of the Greater 

 Zab with the Tigris, Mesopotamia. Miscellaneous Notes. 



Part S- — Mineral Production of India during 1919. Results of a Revision of Dr. Noetling's 

 Second Monograph on the Tertiary Fauna of Burma. Note on the Marine Fossils 

 collected by Mr. Pinfold in the Garo Hills. 



Part 4. — Illustrated comparative Diagnoses of Fossil Terebridaj from Burma. Indian 

 Fossil Vivipara;. On a new fossil Unionid from the Intertrappean beds of Peninsular 

 India. Unionidae from the Miocene of Burma. 



Vol. LII, 1921. 

 Quinquennial Review of Mineral Production of India for 1914 to 1918. 



Vol. LIII, 1921. 



Part 1. — General Report for 1920. Antimony deposit of Thabyu, Amherst district. Anti- 

 mony deposits of Southern Shan States. Geology and Mineral Resources of Eastern 

 Persia. Miscellaneous Notes. 



Contents and index to Records, Vols. I-XX and Vols. XXI-XXX. Price 1 rupee each. 



The price fixed for these publications is 1 rupoe each part, or 2 rupees 



each volume of four parts. 



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