PROCEEDINGS OE THE SCIENTIFIC ASSOCIATION. 201 
Tuesday , 1 5 th April, 1868. 
The Hon. Louis Antoine Aime de Yerteuil, President, 
in the Chair. 
Charles Joseph Algernon Hicks, Esq., Colonial Bank, 
was elected a Member. 
The following Donations were announced : — 
u Journal of the Society of Arts,” Nos. 789 — 797; 
Presented by the Colonial Government. 
11 Statistical Report on the Epidemic Cholera in Jamaica.” 
—By John Parkin, M.I). \ Prescntedhj II. W. Caird, Esq., M.A . 
“ Peport on Colonial Medicinal Contributions to the 
International Exhibition 1862.” — By Charles Hunter; 
Presented by H. W! Caird, Esq. 
“ Suggestions for increasing the Quantity and improving 
the Quality of Trinidad Sugar,” 1847.— By Henry Mitchell, 
M.D. ; Presented by II. W. Caird, Esq. 
“ On the Use of Trinidad Bitumen for the Purpose of 
increasing the Illuminating Power of Coal Gras.” — By Drs. 
Letheby and Anderson ; Presented by W. Barwent, Esq., C.E. 
The Memorial drawn up in accordance with the Resolu- 
tion passed at the last Meeting was brought up, and having 
been read and approved was ordered to be signed : and it 
was moved and carried that the Hon. Dr. de Yerteuil and 
the Hon. Dr. Mitchell be requested to be a deputation to 
present the Memorial to His Excellency the Governor. 
Mr. Darwent exhibited some artificial fuel made from. 
Asphalt, and made some remarks thereupon. 
The following communication was read :■ — 
Documents relating to the Cultivation and Manufacture of 
the Boehmeria nivea. 
(Abstract.) 
These papers contain a detailed account of the mode of 
