52 The N.Z. Journal of Science and Technology. [Jan. 
Plant-breeding—Methods and Some Results : Dr. F. W. Hilgendorf. 
The Need of a Comprehensive Dominion Herbarium : D. Petrie. 
The Seedling Form of Helichrysum coralloides : Dr. L. Cockayne. 
Polymorphism in the Common New Zealand Limpet Cellara radians 
(Gmelin) : Dr. J. A. Thomson. 
Destructive Boring Crustacea in New Zealand : Dr. C. Chilton. 
Instances of Convergent Evolution in the Crustacea : Dr. C. Chilton. 
Agricultural Bacteriology : R. Waters. 
Control of Animal Disease in New Zealand : Dr. C. J. Reakes. 
Rural Education in Secondary and Technical Schools : R. P. Connell. 
Agricultural Efficiency : W. Martin. 
New Zealand Fisheries and their Future Development: Hon. G. M. Thomson. 
Phormium and its Economic Possibilities : Mrs. B. D. Jennings. 
A New Discoglossoid Frog from New Zealand ( Liopelma hamiltoni) : A. R. 
McCulloch (to be communicated by Dr. J. A. Thomson). 
And papers by E. G. Loten and others. 
Section 2.— Geology. 
Hon. Secretary, Mr. L. J. Wild, Agricultural College, Lincoln. 
The Resources of the Nelson District from a Geologist’s Standpoint : W. F. 
Worley. 
Some Geological Inferences from the Distribution of Ranunculus pauci- 
folius : Professor A. Wall. 
Further Observations on the Christchurch Artesian System : Dr. F. W. 
Hilgendorf. 
Geology of the Middle Clarence and Upper Ure Valleys : Dr. J. A. Thomson. 
The Range of Tertiary Mollusca in the Oamaruian of North Otago and 
South Canterbury : Dr. J. A. Thomson. 
A Quantitative Study of the Silica-saturation of Igneous Rocks : Dr. J. A. 
Thomson. 
Geological Notes on Palliser Bay District: Dr. J. A. Thomson. 
Geography—Educational Aspects of the Subject: E. K. Lomas. 
The Organization of a Geological Survey : P. G. Morgan. 
The Significant Features of Reef-bordered Coasts: Professor W. M. Davis 
(to be presented by Professor W. N. Benson). 
•The Older Gravels of North Canterbury : R. Speight. 
Rough Ridge, Otago, and its Splintered Fault-scarp : Dr. C. A. Cotton. 
The Tertiary Geology of the Waitaki Valley : G. H. Uttley. 
The Gold-bearing Beach-leads of the Charleston District: A. D. Dobson. 
The Mechanical Composition of the Timaru Loess : L J. Wild. 
Geology—Some Aspects of its Relation to Agriculture : L. J. Wild. 
Section 3. —Chemistry, Physics , and Engineering . 
Hon. Secretaries, Mr. S. Page, Canterbury College, Christchurch, and 
Mr. L. Birks, Electrical Engineer’s Office, Christchurch. 
The National Electrification of Lakes and Waterfalls : H. Hill. 
A Slide-rule for solving the Quadratic Equation : Professor D. M. Y. 
Sommerville. 
An Improved Planisphere : Professor D. M. Y. Sommerville. 
Afforestation in New Zealand : W. Skinner. 
Forestry in High Country : W. G. Morrison. • 
