INDEX. 
page 
Sex, remarks on it in domesticated animals, - - 397 
Skate, on its spine, - - 180 
Smeaton , his method of dividing noticed, - - 112 
Squalus maximus , observations on its spine, - - 177 
an anatomical account of one, - - 212 
some observations on one, - - 21j 
its identity with the animal imagined to be a 
sea snake attempted to be proved, * - 215 
Sturgeon, on its spine, - - - - 180 
Sulphur, its decomposition, - - 59 
— and phosphorus, further inquiries concerning them, 4b2 
T 
Table, a numerical one, of elective attractions, with remarks on 
the sequences of double decompositions, - - 1 4 8 
Tantalite, its analysis, - 246 
Troughton, Mr. Edward. An account of dividing astro- 
nomical and other instruments by ocular inspection; in 
which the usual tools for graduating are not employed ; the 
whole operation being so contrived, that no error can occur 
but what is chargeable to vision, when assisted by the best 
optical means of viewing and measuring minute quantities, 105 
W 
Westerly winds, on their effects in raising the level of the Bri- 
tish channel, - 400 
Wollaston, W m. Hyde, M. D. On platina and native pal- 
ladium from Brasil, - - - 189 
— _ — On the identity of colum- 
biurn and tantalum, - 246 
description of a reflective 
goniometer, - - 253 
Y 
Young, Thomas, M. D. A numerical table of elective attrac- 
tions ; with remarks on the^s^aen^es of double decompo- 
sitions. 
148 
From the Press of 
W. BULMER fc? Co. 
Cleveland-Row, St. James’s, 
London. 
