Thread: Poor Man's Chronograph
View Single Post
Old April 9, 2013, 10:24 AM   #18
Cesure
Senior Member
 
Join Date: March 2, 2013
Posts: 132
I heard it was a PITA to calibrate a ballistic pendulum.
Cesure is offline  
 
Page generated in 0.03950 seconds with 8 queries