102 
increased) of 162 grains for many minutes. Mr. O’Neill 
stated that there were 143 such fibres in ‘01 grains of cotton, 
each fibre therefore weighing less than the ten thousandth 
part of a grain. The strongest fibres were capable of sup- 
porting more than two million times their own weight. He is 
engaged in making experiments upon the tensile strengths of 
various fibres by a special apparatus, but they are not yet 
completed. 
Mr. Brothers exhibited a number of fresh water insects, 
larva, &c. 
Mi-. Parry exhibited the transverse section of a Fossil 
Palm, from the Island of Antigua. 
