XXXIV. ABSTRACT OF PROCEEDINGS. 
Mr. F. B. Guturie, F.I.C., F.C.S., Department of Agriculture 
“ Form of Soil Elutriator.” 
“Collection of specimens of wheat and products.” 
Mr. Geratp H. Ha tiaan, F.G.S., Hydrographic Officer, by 
permission of Hon. the Minister for Public Works— 
‘ Mercurial Tide Gauge,” described in paper read before the 
Royal Society, N.S.W., June 3rd, 1903. 
New Tide Guage, designed by exhibitor, and made by Hy. Alex- 
ander, instrument maker, Public Works Department. It is claimed for 
this gauge that it is the simplest automatic tidal recorder yet made. 
The drum carrying the record revolves once in 48 hours, so that one 
week's tide may be shown on each sheet, without confusion cf lines, 
The float is of earthenware or glass, and is practically indestructible. 
The cost of the gauge is about fg. 
“Diagrams,” showing existing types of Tide Gauges in 
various countries. 
‘‘Sample Sheets,”” showing 2 weeks records of the new Tide 
Gauge. 
Mr. W. M. Hamtet, F.I.C., Government Analyst— 
“ Zeiss Dipping Refractometer.” 
“ Abbé Refractometer.” 
“* Microscope.” 
“ Arctic Medal.” 
‘“ Photograph of ‘H.M.S. IntreEpip’ gripped by the Ice.” 
“ Sundry Coins.” 
Prof. W. A. Haswe i, M.A., D.Sc., F.R.S., Department of 
Biology, Sydney University— 
‘““A Variety of Specimens and Preparations under the 
Microscope.” 
“Foraminifera. Noctiluca. Sections of Sponge. A Zoo- 
phyte. Head of Mosquito. Eye of Insect, vertical 
sections. Embryoof Fowl. Sections of Stems of Plants. 
Sections of Leaves. 
«Some Deep-Sea Animals from the Tasman Sea.” 
{In the Biological Laboratory }. 
Mr. R. Hextms, Department of Agriculture— 
“A large Collection of Coins.” 
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