Gear Analysis
Machine-Design - Gear Shaft Problem
Philip Luty Expedient Homemade Ammo Shotgun Firearms Reloading
Frisbee History and Mechanics
EHF Shotgun Ammo Book
Undulator Based ILC Positron Source Studies Wei Gai Argonne National Laboratory CCAST ILC Accelerator Workshop Beijing, Nov 5 – 7, 2007.