THE NEW ZEALAND 
JOURNAL OU SCIENCE 
AND 
TECHNOLOGY. 
CONTENTS. 
... . 
ARTICLES:— 
J. A. THOMSON. Proposals for a Dominion Scheme of Libraries of Science 
and Technology 
C. HEDLEY. Notes on the Rock=oyster Fishery of Auckland 
Rev. H. J. FLETCHER. Lake Taupo and its Trout 
E. MAXWELL. Rate of Growth of Indigenous and Exotic Trees in New 
Zealand 
E. PARRY. Power from Town Water=mains 
INDUSTRIAL SCIENTIFIC RESEARCH . 
ASTRONOMICAL NOTES:— 
The Origin of New Stars (No. 3) 
DEPARTMENTAL REPORTS:— 
P. G. MORGAN. The Splitting of the Mangatini-Matipo CoaLseam, Buller= 
Mokihinui Coalfield 
P. G. MORGAN. The Application of a Change=of=volume Factor to the 
Correlation of Coal=seams and CoaLbearing Strata 
J. HENDERSON. Mokau Subdivision .. 
J. HENDERSON. The Taranaki Coalfield 
J. A. BARTRUM. Coal Prospects at Waiwera, Auckland 
UNIVERSITY AND SCIENTIFIC NEWS:— 
University of New Zealand. New Zealand Institute. Manawatu Philosophical 
Society. Hawke’s Bay Philosophical Institute. Wellington Philosophical 
Society. Philosophical Institute of Canterbury. Cawthron Institute .. 
REVIEWS AND ABSTRACTS:— 
New Zealand Plants and their Story. Review of the Albatrosses, Petrels, and 
Diving Petrels. History of New Zealand Fiordland. Two=handed Clubs 
of the Maoris. The Coal Industry of New Zealand 
CORRESPONDENCE:— 
Introduced Plants. Waipoua Kauri Forest 
INDEX TO VOLUME II . . 
Page 
382 
383 
386 
407 
400 
NOTICES. 
SUBSCRIPTIONS.—The Journal will be issued six times a year. Subscription, payable 
in advance and including postage, 6s. per annum; single copy, Is. 6d. Subscriptions 
should be forwarded by money=order to the Director, Dominion Museum, Wellington. 
Subscribers are requested to furnish their full names and addresses. 
CORRESPONDENCE.—- All communications relative to-the Journal should be 
addressed to the Editor, Dominion Museum, Wellington. 
