Hakve 

 Sydnev 



White Races. 

 Professor Davi 

 XXIII.-Geogre 



Problems. By E. C. Andrews, b.a., Department of Mines, 



XXIV.— The respective limits of Federal and State Ln^la- 

 tion in regard to Companies. By A. l)u< kwokth, f.r.k.b... 



XXV.— The Volcanic Necks of Hornsby and Dundas near 

 Sydney. By W. N. Benson, b.sc. [ With Plate XXXIV.] ... 



XXVI.— Note on the occurrence of Knry.lssmo :n the J/pper 

 Marine (Permo-Carbonif. Wales. By 

 W. G. WootNouuH, »>,-.. F..J.S., Assistant Lecturer in Miner- 

 alogy and Petrology and Demonstrator in < ; eol« >gy, I In i v< r 1 1 y 

 •f Sydney. (With Plate XXXV.} 



XXVII.— Notes on the Ueul .gy.f Kiug Island, Baas Strait,. 

 By F. Dbbjjnham. b.a.. l>e;'.->-Tltom.son Seliolai in Ceoio^y, 

 University of Sydney. (Communicated by VV G. Wooi,- 



" ' By 



XXVI1L— Notes on Azurito 

 Miss F. Cohen, b.a., b.sc., 

 and Mineralogy, University 



Crystals from 

 unior Demon 

 of Sydney. [V 



•'./;. r,, ; 



XXIX.— Experiments with 

 thereon. By W. J. Clunik 

 Plates XXXVIII -XL.} ... 



Silicate of Soda and obs 

 a Boss, b.s,. Lond., v.g 



XX.— < »n the Australian Me 



By EkhaedT. Bakkk, k.i, 



(With Plates XLI-XLVIII 



laleueas and their Esse 

 s., Curator, and Henry 

 i'echnological Museum 



XXI.-Neteson some Fossil Plants from tl 

 Seam in the Sydney Harbour Colliery. 





Ofmcbrs for 1910-1911... 

 List of Mkhbebs, &c. ... 

 Index to Volume XLIV. 



