1890.] Presents. 53 



this we except the case of the flux through a circular hole in a plane 

 wall, when the solution for no slipping satisfies the new con- 

 ditions. 



Presents, December 11, 1890. 

 Transactions. 



Adelaide : Royal Society of South Australia. Transactions and 

 Proceedings and Report. Vols. IX, XII. 8vo. Adelaide 

 1887, 1889 ; Transactions. Vol. XIII. Parti. 8vo. Adelaide 

 1890. The Society. 



Amsterdam : Koninklijke Akademie van Wetenschappen. Jaar- 

 boek. 1889. 8vo. Amsterdam ; Verhandelingen. Deel 

 XXVII. 4to. Amsterdam 1890 ; Verslagen en Mededeelingen 

 (Letterkunde). Deel VI. 8vo. Amsterdam 1889 ; Verslagen 

 en Mededeelingen (Natuurkunde) . Dee! VII. 8vo. Amster- 

 dam 1890. The Academy. 



London : British Museum. Catalogue of Birds. Vols. XIII, 

 XV, XVIII. 8vo. London 1890; Catalogue of the Fossil 

 Reptilia and Amphibia. Part 4. 8vo. London 1890 ; A 

 Guide to the Exhibition Galleries of the Department of 

 Geology and Palaeontology. Parts 1 2. 8vo. London 1890. 



The Trustees. 



Society of Antiquaries. Index to the Archoeologia, vols. I L. 

 4to. London 1889. The Society. 



Lund : Uuiversitet. Arskrift (Mathematik och Naturvefcenskap). 

 Tom. XXV. 4to. Lund 1888-89 ; Ditto (Medicin). Tom. 

 XXV. 4to. Lund 1888-89 ; Ditto (Philosophi, &c.). Tom. 

 XXV. 4to. Lund 1888-89 ; Ditto (Theologi). Tom. XXV. 

 Lund 1888-89. The University. 



Manchester : Public Free Libraries. Thirty-eighth Annual 

 Report, 1889-90. 8vo. Manchester 1890. The Committee. 



Melbourne : Royal Society of Victoria. Proceedings. Vol. II. 

 8vo. Melbourne 1890. The Society. 



Mexico : Sociedad Cientifica " Antonio Alzate." Memorias. 

 Tomo III. Num. 712. Tomo IV. Num 1-2. 8vo. Mexico 

 1890. The Society. 



Milan : R. Istituto Lombardo di Scienze e Lettere. Atti della 

 Fondazione Scientifica Cagnola dalla sua Istituzione in poi. 

 Vols. 89. 8vo. Milano 1888, 1890. 



The Institute. 



Montreal : McGill College and University. Calendar. 1890-91. 

 8vo. Montreal 1890. The College. 



Munich: K. Bayerische Akademie der Wissenschaf ten. Sitznngs- 

 berichte. Bd. II. Heft 1-2. 8vo. Munchen 1890. 



The Academy. 



