1919] General Monthly Meeting 533 



Imperial Institute— BviXLetin, Vol. XVI. No. 4. 8vo. 1918. 



Jordan, W. Leighton, Esq., M.R.I, [the Author) — On Payment of the National 



Debt. Svo. 1919. 

 Loyidon County Council — Gazette, April 1919. 4to. 

 Madrid, Real Academia de Ciencias — Revista, Tomo XV. Nos. 10-12 ; Tomo 



XVI. ; Tomo XVII. Nos. 1-3. Svo. 1917-18. 

 Anuario, 1919. 12mo. 

 Meteorological Office — Daily Readings, Feb. 1919. 4to. 

 Monaco, Institut Ocianographique — Bulletin, Nos. 350-351. Svo. 1919. 

 New York, Society for Experimental Biology — Proceedings, Vol. XVI. No. 4. 



Svo. 1919. 

 New Zealand— Gqu^u^, 1916, Part 10. 4to. 1918. 

 Peru, Guerpo de Ingenieros de Minas — Boletin, No, 95. Svo. 1919. 

 Pharmaceutical Society of Great Britain— J ouvnal, April 1919. Svo. 

 Photographic Society, Royal^J onvnal, Vol. LIX. No. 4. Svo. 1919. 

 Post Office Electrical Engineers, Institution o/— Journal, Vol. XII. Part 1. Svo. 



1919. 

 Provision of a Common Battery Telephone Exchange. By G. F. Greenham. 

 Royal Engiyieers' Institute — Journal, Vol. XXIX. No. 5. Svo. 1919. 

 Royal Irish ^catZem?/— Proceedings, Vol. XXXIV. A, Nos. 5-6 ; B, Nos. 7-13 ; 



C, Nos. 10-11. Svo. 1918-19. 

 Royal Society of Arts — Journal, April 1919. Svo. 

 Royal Society of Low^ion— Proceedings, A, Vol. XCV. No. 671 ; B, Vol. XC. 



No. 632. Svo. 1919. 

 Philosophical Transactions : A, Vol. GGXVIII. No. 564. 4to. 1919. 

 Smithsonian histitution — Miscellaneous Collections, Vol. LXIX. No. 10. Svo. 



1919. 

 Report on the Astrophysical Observatory, 1918. Svo. 1919. 

 South Africa, Union of — Department of Agriculture, Bulletin, Nos. 3 & 12. Svo. 



1918. 

 United States, Department of Agriculture— Jouxnal of Agricultural Research, 



Vol. XVI. Nos. 5-10. Svo. 1919. 

 Experiment Station Record, Vol. XXXIX. Nos. 8-9. Svo. 1919. 

 United States Patent O^ce— Official Gazette, Vol. CCLIX. Nos. 1-4. Svo. 



1919. 

 Washington, National Academy of Sciences — Proceedings, Vol. V. No. 3. 1919. 



Svo. 

 Western Australia — Quarterly Statistical Abstract, No. 212. 1918. Svo. 

 Geological Survey Bulletins, Nos. 67-69, 71-76, with Maps and Sections. 



Svo and 4to. 1916-17. 

 Zoological Society — Annual Report, 1918. Svo. 1919. 



