1891.] Appropriation of the Government Grant. 243 





 Brought forward 505 



Town Gardening Committee of the Manchester Field- 

 Naturalists' Society, and Scientific Committee of the Royal 

 Horticultural Society, for an Analysis of the Air and Fog of 

 Manchester and Salford, and for further Inquiry into the 

 Composition of London Fog and its Effects on Cultivated 

 Plants 50 



Dr. T. Ewan, for Apparatus to aid in a Research on the 

 Absorption Spectra of Copper Salts in Solution, and the 

 Changes which they undergo on Dilution, Heating, &c 25 



G. Higgs, for the Production by Photography of a Map of 

 the Normal Solar Spectrum, &c., from w.l. 3,000 to 10,000 50 



Prof. Tait, for a Research on the circumstances of Impact, 

 especially its Duration 30 



G. S. Turpin, for Continuation of a Research on the Ignition 

 of Explosive Gaseous Mixtures 50 



Prof. J. V. Jones, for a further Determination of the Ohm 

 by the Method of Lorenz 50 



Dr. W. Huggins, for the Continuance of his Work on the 

 Motions and Constitution of the Stars and Nebulse 100 



Prof. Riicker and Prof. Thorpe, towards the expense of a 

 Magnetic Survey of the United Kingdom 600 



Dr. J. B. Tingle, for an Investigation of the Action of 

 various Ethereal Salts on Camphor and other Ketones, with 

 special reference to the Elucidation of the Constitution of 

 Camphor 15 



Dr. Dittmar, for a Re-determination of the Atomic Weights 

 of Potassium, Sodium, and Lithium 100 



Prof. W. H. Perkin, Jun., for a Research on the Constitution 

 of Camphoric, Camphoronic, and allied Acids 75 



J. K". Collie, for a Research on the Constitutional Formulae 

 of (1) Dehydracetic Acid ; (2) Meconic and Pyromeconic 

 Acids 20 



Dr. H. Marshall, for a Research on the Oxidation of various 

 Substances (Salts, Acids, &c.) by means of Electrolysis 25 



W. H. Pendlebury, for the Investigation of a Case of 

 Gradual Chemical Change, namely, that between Potassium 

 Chromate and Potassium Iodide in presence of an Acid 15 



J. A. Harker, to investigate further the Change of Yolume 

 which occurs in the Combination of Chlorine and Hydrogen, 

 and to find out its Cause ; and for two other specified Re- 

 searches 50 



Carried forward 1,760 



