Quarterly Rejjorts of the Chemical Committee, 1888. 3G7 
partners of the firm had called and made an allowance of U. 10s. 
upon the five tons purchased, explaining that an error had been 
committed, and that " Soot and Sewage " had been sent instead 
of " Organic Manure." 
2. Mr. W. F. Ingram forwarded, on February 3, 1888, on 
behalf of Viscount Gage, Firle, Lewes, a sample of linseed-cake 
for analysis. The manufacturers were Messrs. T. W. Brook & 
Co., Tovil Oil Mills, Maidstone. Thirty tons of the cake had 
been purchased as a portion of a contract (in writing) dated 
June 27, 1887, for 50 tons of "Tovil Pure Linseed Cake," and 
the cakes v/ere branded with the word " Pure." 
The analysis and report were : — 
"February 8, 1888. 
Moisture 13-03 
Oil , . 9-90 
' Albuminous compounds (flesli-foriniug matters) , 2o*4't 
Mucilage, sugar, and digestible fibre . . . 34'10 
Woody fibre (cellulose) 7 '67 
- Mineral matter (ash) . , , . , ,9-86 
100-00 
' Containing nitrogen 4:'07 
^ Including sand . , . . . .3-46 
" Not a nice, clean, or pure cake. The seed has been badly screened, and 
the cake has a bitter taste. " J. Augustus Voelckek." 
Rape-seed, among other foreign matters, was present in the 
cake. 
In a letter to Mr. Ingram, the firm who sold him the cake 
stated that they had shown a copy of the analysis to the manu- 
facturers, Messrs. Brook & Co., and that the latter had promised 
to give greater attention to the screening of the linseed in the 
future. 
3. Mr. Fred. Pitts, of Oving, Chichester, sent for analysis 
on March 29, 1888, a sample of linseed-cake, of which he had 
purchased four tons on MaVch 1, at 71. 10s. per ton delivered, from 
an agent of the makers, Messrs. T. W. Brook & Co., Tovil Oil 
Mills., Maidstone. The agent guaranteed the cake as pure, and 
gave the following form of guarantee from the makers : — - 
" We guarantee our Hnseed-cakes to be made only from East India seed, 
" bought on a basis of 96 per cent, purity. ... T. W. Brook & Co." 
The analysis and report were : 
