Quarterly Report,-< of the Chemical Committee, 1889. 777 
" May (5, 1889. 
Moisture ]2-77 
Oil 10-51 
Albuminous coiupounds (flesh-forming- matters) . 2'2 'Sl 
IMuciliige, sup-ar, and din;estible fibre . . . 37 U5 
NVoody fibre (cellulose) 6-S.i 
Mineral matter (ash) 
100-00 
' Containing nitrogen 3-57 
" A cake containing excessive mineral matter. The ash in pure linseed- 
caiie does not amount to more than G per cent. 
" J. Augustus Voelcker." 
Dr. Voelckei' -wrote again to Mr. Farmer on May 10, stating 
that he had further examined the ash and found it to consist 
mainly of sulphate of lime (gypsum). 
The makers of the cake (from whom a two-ton lot had been 
purchased at 8^. 15s. per ton, caj-riage paid) were Messrs. John 
Balfour & Co., Leven Mills, Fife. 
Subsequently, Mr. Farmer wrote to say that " no correspond- 
ence had taken place, except that Mr. Balfour admitted that 
some mistake had been made in delivery of the cake, and sent a 
corrected invoice, reducing the price 10t<. per ton, on account, as 
he said, of its having been damaged."' 
8. Mr. C. Warmington, of Graville Hall, Evesham, sent on 
April 17, 1889, a sample of "Bone Manure" for analysis, upon 
which Dr. Voelcker reported as follows : — 
" May 15, 1889. 
Moisture 23-59 
* Organic matter lG-48 
Phosphate of lime 0-G.3 
Carbonate of lime, itc. 40-08 
Insoluble silicious matter ..... 10-22 
100-OU 
' Containing nitrogen lv?> 
Equal to ammonia . . . . . . 1-25 
"This is not bone at all, but a refuse material not -worth a third of the 
price you are asked for it. "J. Augustus Voulcker." 
Two tons of this manure had been purchased at 4/. 5,"?. per 
ton delivered at Evesham, the vendor being Mr. John Busbv, 
Rock Hill, Chipping Norton, by whom it was invoiced as " Bone 
Manure." 
In reply to enquiries, Mr. Warmington made the following 
statement about the manure and the arrangement finally 
arrived at : — 
" When it arrived 1 sent sample to you. On receipt of 
