CO'NTENTS, 



NOTE. 



I, Inaugural Address of the Presi^nt, Captain Clarke, RE., Surveyor General, 

 &c.. See. ,. 



■ IJ. Definitions of Rare or Hitherto Undesc ibtr' Australian Plants, chiefly col- 

 lected within the Boundarie > ot the Colony of Vic'oria, and examined by 

 Dr. Ferdinand Mueller . . . . . . . . . . 5 



III. On the Comparative Value and DuraMlity of the Building Materia'."; in Use ..^ 



in Melbourne, by Robert Brough Smyth, Esq. ... ... "• '^Hf;: 



IV. Definitions of Rare or Hitherto Undescrited Australian Plants, chiefly col- ■ '■ 



lected within the Boundaries of the Colony of Victoria, and e^aininod by 

 Dr. Ferdinand Mueller (coniinucd) .. .. •• ..34 



V. Personal Observations made in an Excursion towards the Central Parts of 

 Victoria, inclutliiig Mount Macedon, M'lvor, and the Black E-xnges, by 

 \Vm. Blaiidowski, Esq. . . . . . . ... . . 50 



VI. Original Rules and Tables, adapted to cases of Sidelong Ground, in the set- 

 ting Out and Computation of Railway Earthworks, by Clement Hodgkin- 

 sijn, Esq., C. e.. Survey Department ... .. .. ..74 



VII. On the Construction of an Instrument for ascertsiining the Mean Tempera- 

 ture of any place, by Dr. Davey .. .. .. ... 85 



Vlll. Mi-r.jorologicil Observations at Bend.igo, by Ludwig Becker, Esq .. 87 



IX. On the Infiueiice of Gravity on the Physical Condition of the Moon's Surface, 



by Balfour Stewart, Esq. ., .. .. /.. ..92 



X Oii ibe adaptation of the Eye to the Nature of the Rays which emanate from 



Bodies, by Balfour Stewart, Esq. . . ... ... ... 95 



X[. Da5'ri>vive Characters of New Alpine Plants", frgm Continental Australia, by 



Dr Ferdinand Mueller .. ... ... .. .. 96 



XU. On iiie failure of the Yan Yean Reservoir, embracing an Examination of the 

 Report of the Committee on tiio Van Yean Scheme, by David E. Wilkie, 

 £.•!., M.D. ... ... ... ... ... ..• Ill 



XIII. The Meteorology of Melbourne, by Or. E. Davey .. „. 161 



XIV. On the probable Influence o f Evaporation, on the Quantity of Water to be sup- 



plied by the Reservoir at Yan Yean, by Clement Hodgkiiison, Esq., C.E., 

 S'irvey Department .. .. .. ....... ... 175 



XV. Report of the Commissioners appointed by the Philosophical Society to in- 

 vestigate the Alleged Insufficiency of Supply for the Yan Yean Water 

 Works, by Dr. Wilkie, by Messrs. Fred. Achesoi> and F. C. Christy ... 187 



XVI. On the Influence of the Physical Character of a Country on the Climate, by 



R. trough Smyth, Esq , Mining Engineer ... ... ... 203 



XVll. A U< iption of Fossil AnimalculEe in Primitive Rocks, from the Upper Yarra 



Ok -ct, by William Blandowski. Esq. ... ... ... ... 221 



XVI I. Practica' Remarks on Hydrometry, by Clement Hodgkinson, Esq., C.E. .. 223 



XIX On the Primary Upheaval of the Land Round Melbourne, and the Recent 

 Origin. ol the Gypsum or Sulphate of Lime in the Great Swamp between 

 Batman's and Emerald Kilfs, Flemington, Williamstcwn, and Meib<)urne j 

 illustrated by a large number of specin.ens from that locrUity, by William 

 Blandowski, Esq. ... ... . . ... . . ... 229 



XX. On what Datb. aoes the Citj- of Melbourne depend tor an Adequate Supply of 



Water from the Yan Yean Reservoir, by Dav id E. Wilkie, F.sr , M.D. ... 234 



XXI. Remarks on the favourable Geological and Chemical Nature of the Principal 

 Kocks and Soils of Victoria, in reference to the proiioctiou of Ordinary 

 Cereals and Wine, by Clement Hodgkinson, Esq , C.E , Survey Department 



XXII. Proceedings. 



XXIII. The Philosophical Society. 



GOODHUGH AND TREMBATH, PRINTERS, PLINDliUS LANK. 



