4 
314 British Association for the Advancement of Science. 
Dr. Granville exhibited an improved Stethoscope, a ball-and- 
socket joint being attached to the ear-piece, which thus becomes 
movable with the cylinder at any angle which may be required. 
- Dr. Rees read a ss. tag on the chemical nature of the Liquor 
Amunii. 
‘Dr. R. D, Thomson read a paper on the ti ae operandi of | 
Nitrate of Silver as a caustic and therapeutic agent. 
Mr. Greenhow read a brief memoir on fractures, for the. pur- 
pose of introducing a model of a new sling fracture bed, applica- 
ble to every fracture in the lower extremity, but peculiarly iii 
to the treatment of compound fractures of the femur. 
Dr: Bowring communicated some observations on Plague and 
Quarantine made during his residence in the East. The re- 
sults of his observation had produced in his mind a. strong con- 
viction of the non-contagiousness of the plague. Ageriatine: re- 
-Strictions are consequently altogether useless vex: es 
Mr. Goodsir read a paper on the origin and s 
ment of the human teeth. 
A paper. by Dr. Spittal was ‘read, entitled  Hixperiments and 
Observations on the cause of the Sounds of Respiration.” _ 
Dr. A. T. Thomson read a paper on the medicinal and poison- 
ous properties of some of the Iodides. 'The principal preparation 
whose action was detailed, was the iodide of arsenic. The action 
of this medicine in very minute doses, from 4 to 4 of a grain, was 
peculiarly serviceable in Lepra vulgaris and chronic impetigo. A 
ease of m g carcinoma was found to yield 
to its continued ‘action, and it was found. equally successful ina 
‘more decided case ‘of i incipient carcinoma. — 
Section F, Statistics. 
“The first paper read was a Report from Mr. J., Stephens, super- 
intendent of police, On the State of Crime in Newcastle, during 
last ten months. This was simply such a returnas is usually 
_ made from police offices 
Mr. G. R. Porter teal: a statistical View of the recent ; progress 
and present amount of mining industry in France. ‘This is an 
elaborate Report, and comprises the mining operations in coal, — 
iron, lead, silver, antimony, copper, and manganese. 
Col. Sykes read a very minute and detailed account of the 
Statistics of Vitality in Cadiz. He submitted an immense mass 
of valuable tables and returns, which will probably be published. 
