1892.] Presents. 175 



Transactions (continued} . 



Dnnkin (E,), F.R.S. Presidential Addresses, Royal Institution of 



Cornwall, 1890-91. 8vo. [Falmouth.'] The Author. 



Fletcher (L.), F.R S. The Optical Indicatrix and the Transmission 



of Light in Crystals. 8vo. London 1892. The Author. 



Haga (A.) Nederiandsch Nieuw Guinea en de Papoesche Eilanden. 



Deel I-II. 8vo. Batavia 1884. 



Bataviaasch Genootschap van Kunsten en 



Wetenschappen. 

 Hale (G. E.) Solar Photography at the Kenwood Astro -Physical 



Observatory. 8vo. Chicago 1892. With one other Excerpt. 



8vo. The Author. 



Helmholtz (H. von), For. Mem. R.S. Das Princip der kleinsten 



Wirkung in der Elektrodynamik. 8vo. [Berlin~\ 1892. 



The Author. 

 Hull (E.), F.R.S. Volcanoes : Past and Present. 8vo. London 



1892. The Author. 



Ijzerman (J. W.) Beschrijving der Oudheden nabij de Grens der 



Residentie's Soerakarta en Djogdjakarta. 4to. Batavia 1891. 



With Atlas. Bataviaasch Genootschap van Kunsten en 



Wetenschappen. 



Johnston (R. M.) Tasmanian Official Record. 1892. 8vo. Hobart. 



The Government Statistician, Hobart. 

 Kirkaldy (W. Gi) Illustrations of David Kirkaldy's System of 



Mechanical Testing. 4to. London 1891. The Author. 



Marsh (0. C.) Notes on Triassic Dinosauria. 8vo. [New Haven} 



1892. The Author. 



Santa-Anna Nery (F. J. de) Le Pays des Amazones. 8vo. Paris 



1888. The Author. 



Wood-Mason (J.), and A. Alcock. Natural History Notes. Series II. 



No. 1. 8vo. [London] 1892. The Authors. 



Wright (C. R. A.), F.R.S. The Threshold of Science. Second Edition. 



8vo. London 1892. The Author. 



VOL. LIT. 



