GRANTS FOR RESI".AR( 1 1 . 6/ 



for the same i)bject. and. if so, with what resuhs, whether anv 

 portion of the grant is to be devoted to his own personal ex- 

 penses, and what apparatns, if any. of permanent vahie he wiU re- 

 qnire, so that any instriunents ah^eady at the (hsposal of the Com- 

 mittee may be utiHsed. Hie Joiiit Committee also recommended 

 tliat (irants be not made to other than British sttbjects. and that 

 all (Grants be made subject to certain specified conditions, 

 amongst which are the following: — All instruments, specimens, 

 objects or materials of permanent valvie. whether obtained bv 

 means of the grant or supplied from amongst those at the dis- 

 posal of the Committee, are to be returned by th.^ a])]:)licant at 

 the conclusion of his research, or at such other time a> the Com- 

 mittee may determine. Every recipient of a (irant must furnish 

 annual reports containing a brief statement showing the stage 

 that the enquiry has reached, an account of the exjjenditure in- 

 curred, a list of instruments or materials purchased or supplied. 

 and references to any publications in which the restilts of the 

 research have been printed. The constitution of the General 

 Committee and Boards is still under consideration, but in the 

 meanwhile it is proposed to allot a sum of £250 in Research 

 'Grants, and applications are invited, to be sent, in the first in- 

 stance, to the Secretary of the Royal Society of Sotith Africa. 

 Cape Town, stating precisely the nature of the research, the 

 amount of money required, and other necessary particulars. 



TRANSACTIONS OF SOCIETIli.S. 



Chkmical, Metallurgical and Mining Society of Socth Africa. — 

 Saturday, June 17th: Dr. J. Moir. M-A- F-C-S-. President, in tlie 

 chair— " The testing of Transvaal coals": M. '"■ Murray, Tlio 

 author referred to the necessity of careful sampling, lioth from bulk 

 and in the laboratory. Careful standardisation of the methods of toscing 

 Avith the bomb calorimeter, as regards radiation correction, oxygen pres- 

 sure used, and in other respects he considered advisable, the bomb 

 calorimeter, though admirable in itself, being liable to give discordant 

 results in different hands- Methods of computation for corrections 

 should be closely scrutinised in the light of experimental results- Such 

 methods were being considered and tested by the author- The methods 

 of procedure, he considered, should be standardised, and ultimate an- 

 alyses of representative coals, together with analyses of their ashes. 

 should be undertaken or financially aided by the Government- 

 Saturday, July 15th: I^Ir- H- A. White. Vice-President, in the chair- 

 — "Notes on the treatment of mill concentrate": R. Lindsay. A 

 description of the procedure adopted at the Geldenhuis Deep. Ltd. The 

 daily scrape from the mills is ground in barrels, the iine product grade<I 

 and caught in a two-compartment tank, wlience it is transported from 

 one compartment to the central amalgam room, and from the other to 

 the reduction works for cyanide treatment- The cyaniding is carried 

 on in a conical Crosse tank, and lasts in all twenty-four hours, at the 

 end of which the concentrate residue assays 4 dwt- per ton. The con- 

 centrate plant, installed towards the end of 1910, cost £576, and by 

 the end of May, 191 1, gold to the value of £2,000 had ])een recovered 

 by its means — " Experiments in the treatment of accumulated ore slime 

 by air-lift agitation ": J- E- R- Adendorff. A record of experiments 

 carried out with a view to determine the best method of treating accu- 



