XXX REPORT—1840. 
Dr. Greville, and Dr. Fleming, be requested to draw up a 
Report on the Plants and Animals existing in natural Thermal 
Springs and Mineral Waters, and in solutions artificially pre- 
pared, and that the sum of 6/. be placed at the disposal of the 
above-mentioned Committee for the purpose. 
The Report to be presented at the next meeting of the As- 
sociation. 
That a Committee, consisting of Mr. Hugh Strickland, Mr. 
Babington, and Professor Lindley, be requested to institute a 
series of experiments with a view to determine the longest 
period during which the Seeds of Plants can retain their vege- 
tative powers, the species or families of Plants in which these 
powers are of the longest duration, and the circumstances most 
favourable for their preservation, and that the sum of 10/. be 
placed at the disposal of the Committee for the purpose. 
The Report to be presented to the next meeting of the As- 
sociation. 
That the Committee already appointed for preparing a series 
of questions on the Human Race, be requested to complete and 
distribute the questions, and that the sum of 15/. be placed at 
the disposal of the Committee for the purpose of printing and 
distributing the queries. 
The Report of the Committee to be presented at the next 
meeting of the Association. 
That the Committee already appointed for conducting Ex- 
periments on Acrid Poisons be requested to continue their 
labours, and that the sum of 25/. be placed at the disposal of 
Dr. Roupell for the purpose. 
The Report to be presented at the next meeting of the As- 
sociation. 
That the Committee already appointed for Improvements in 
Acoustic Instruments be requested to continue their labours, 
and that the sum of 25/. be placed at the disposal of Dr. Yel- 
loly for the purpose. 
The Report to be presented at the next meeting of the As- 
sociation. 
That the Committee already appointed for the investigation 
of the Communication between Veins and Absorbents be re- 
quested to continue their labours, and that the sum of 25/. be 
placed at the disposal of Dr. Roget for the purpose. 
The Report to be presented at the next meeting of the As- 
sociation. 
