1921-22.] Additions to the Library — Presentations, etc. 453 
Stensio, Erik A : son. Triassic Fishes from Spitzbergen. Part 1. 4to. 
Vienna, 1921. {U'psala University.) 
Tables Annuelles de Constantes et Donnees Numeriques de Chemie, de 
Physique et de Technologie. Vol. IV. Annees 1913-16. 4to. Paris, 
1921-1922. {Purchased.) 
Tcherkinsky, M. The Landschaften and their Mortgage Credit Operations 
in Germany [1770-1920]. 8vo. Rome, 1922. (From Internat. Inst, 
of Agric. Rome.) 
Trabajos del Laboratorio de Investigaciones Biologicas de la Universidad 
de Madrid. Publicados por S. Ramdn Cajal. Tomo I (1901-02). 
{Presented by Prof. S. Ramdn y Cajal.) 
Tweedie, Charles. James Stirling: A Sketch of his Life and Works along 
with his Scientific Correspondence. 8vo. Oxford, 1922. {Purchased.) 
University of Edinburgh. Roll of Honour, 1914-1919. 4to. Edinburgh, 
1921. {Presented by the University Court.) 
University of Wisconsin : 
Studies in Science. No. 1-3. 
in the Social Sciences and History. Nos. 1-3. 
in Languao’e and Literature. No. 1-13. 
Yerhandelingen van Dr P. Zeeman over Magneto-Optische Yerschijnselen. 
8vo. Leiden, 1921. {Presented.) 
Yeroffentlichungen des Magnetischen Observatoriums der Finnischen 
Akademie der Wissenschaften zu Sodankyla. No. 1. 4to. Helsinki. 
{Presented.) 
Wall, Frank. Snakes of Ceylon. 8vo. Colombo, 1921. {Presented by 
Colombo Museum.) 
Waters, H. H. Astronomical Photography for Amateurs. 8vo. London, 
1921. {Presented by Mr James Gall Inglis.) 
Williamson, H. Chas. Crustacea Decapoda. Larven. (Nordisches 
Plankton.) 4to. Kiel and Leipzig, 1915. {Presented by Author.) 
