128 SECTIONAL ADDRESSES 
have proved their stability, the stresses are, according to modern standards, 
dangerously high. To have added episodes relating to that side of the 
subject would have made this address too long. I have restricted myself 
to the part which is within the scope of ‘ Applied Mechanics,’ a branch of 
engineering science closely associated with this section, for it was named 
and developed by Rankine, a staunch supporter of the British Association, 
and three times President of Section G. 
