TABLE 6O. 



BRITISH AND METRIC UNITS. 



Cross sections and weights of wires. 



The cross section and the weight, in different units, of Platinum wire of the diameters given in the first column. 

 For one tenth the diameters divide sections and weights by 100. For ten times the diameter multiply by 100, 

 and so on. 



SMITHSONIAN TABLES. 



Diameters and sections in terms of thousandths of a centimetre. 

 50 



