1
Of note is that the impact force increased nearly 500 lbf from the first to the sixth drop, with a five-minute rest between falls.
2
The difference between a five-minute and a 24-hour rest for the second drop, for example, was a decrease of only 102 lbf.
3
I returned to the LBF offices, and looked out the window.
4
None of these books will appear at the 2012 LBF.
5
The revised LBF grant programmes will kick in from April.