H. F. Walling on Gravitation. 255 
tance that A does in the same time, each having a uniformly 
accelerated motion toward the other. 
~~ 
The proportion of the inverse squares of the distances readily 
i o each of 
body, CD the given section of B, and EF the parallel plane, 
ata fixed distance from A. figure 
ny 
ewton, W a eee 
may be seen in the following quotation made by Fa _ 
