51)0 General Monthly Meeting [Dec. 1, 



Mexico, Government of — Autografos de Morelos. fol. 1918. 



Neiv York State College of Agriculture — Annual Reports of Experiment 



Station, 1914-17, 4 vols. 8vo. 1915-18. 

 Paris, SociMe Francaise de Physique— J ouvn&l de Physique, Feb. 1919. Svo. 

 Pliarmaceutical Society of Great Britain— J oxxvnoA, Nov. 1919. 8vo. 

 Photographic Society, Royal — Journal, Vol. LIX. No. 7. Svo. 1919. 

 Boyal Engineers' Institute — Journal, Vol. XXX. No. G. Svo. 1919. 

 PiOyal Society of Arts — Journal, Nov. 1919. Svo. 

 Royal Society of London — Philosophical Transactions : B, Vol. CGIX. Nos. 



363-365. 4to. 1919. 

 Scottish Geographical Society, i?o|/aZ— Scottish Geographical Magazine, Vol. 



XXXV. No. 9. Svo. 1919. 

 Tohoku Imperial Univejsity, Japan — Science Reports, Second Series, Vol. V. 



No. 2. 4to. 1919. 

 United States Department of Agriculture — Experiment Station Record, 



Vol. XLI. Nos. 1-3. Svo. 1919. 

 Journal of Agricultural Research, Vol. XVIII. Nos. 1-2. Svo. 1919. 

 United States Patent 0#ce— Official Gazette, Vol. CCLXVII.-Vol. CCLXVIII. 



No. 2. Svo. 1919. 

 Western Australia — Quarterly Statistical Abstract, No. 213, March 1919. Svo. 

 Yorkshire Philosophical Society — Annual Report, 1918. Svo. 1919. 

 Zoological Society of London — Proceedings, 1919, Parts 1-2, Svo. 1919. 



WEEKLY EVENING MEETING, 

 Friday, March 21, 11)19. 



The Hon. Kichard Clere Parsons, M.Inst.C.E., 



Vice-President, in the Chair. 



Professor W. W. Watts, LL.D. D.Sc. F.R.S. 

 Fossil Landscapes. 



[No Abstract.] 



WEEKLY EVENING MEETING, 



Friday, April 11, 1919. 



Lord PlOthschild, F.R.S., in tlie Chair. 



Professor Sir J. J. Thomson, O.M. LL.D. Pres. R.8. M.R.I. 

 The Master of Trinity. 



Piezo Electricity and its Applications. 



[No Abstract.] 



