Quarterly Reports of the Chemiccd Committee, 1887. 327 
" [Copt.] 
" Chemical Laboratorj-, 11 High Street, Hull : 
July 23, 1887. 
" Certificate of Analysis. 
" Feoji M. D. Pexxey, F.C.S. 
" Sample, ' Vs'. H. & W. Pure ' L. Cake, received July 20, from Messrs. 
"Willows, Holt & ^^'illows :— 
Moisture . 1144 
Oil 912 
Albuminous compounds 28'35 
Mucilage, &c ' . . 3G-21 
Woody fibre , . . • . . • 7 '72 
Ash 7-16 
100-00 
Nitrogen ... . . . . 4'18 
Equal to ammonia ..... 5'44 
" This is excellent L. Cake. (Signed) M. D. Penney." 
On inquiry, Dr. Yoelcker ascertained tliat tlie reference 
sample liad not been marked or sealed in any way to secure its 
identification witii the cake refen-ed to in the case in dispute. 
6. Mr. H. Mellish, of Hodsock Priory, Worksop, forwarded 
on August 9, 1887, for analysis, a sample of linseed-cake. On 
this Dr. Yoelcker reported : — 
"August 18, 1887. 
Moistui-e • . . 11"45 
Oil . . 13-67 
^ Albuminous compounds (flesh-forming matters) 33-53 
Mucilage, sugar, and digestible fibre , . , 26-50 
Woody fibre (cellulose) 8-43 
Mineral matter (ash) 6-42 
100-00 
Containing nitrogen ..... 5-36 
" A high analysis, but not a pure cake — it contains rape. 
" J. ArSUSTUS VOELCKEE." 
Two tons had been purchased, at %l. os. 4c?. per ton delivered, 
from the Agricultural and Horticultural Association, Creek Eoad, 
Deptford, being described as " One and All "' English-made lin- 
seed-cakes, guaranteed pure and to contain 11 per cent, of oil; 
and jMr. Mellish added that the cakes were made for the Asso- 
ciation under a contract. It subsequently transpired that the 
makers were Messrs. Willows, Holt & Willows, of Hull. 
Mr. Mellish complained to the Association, who sent down a 
representative to draw fresh samples. The following letter 
explains the rest of the transaction : — 
