http://www.kpbsd.k12.ak.us/solmid/students/studentwp/2008/church_2nd/davidwebpage17/album/snow/pages/03snodeep800sks_actnxx_jpg.htm
Track - Engine - Skis - Riding - Bibliography
by Paul deVries
Physics 211, Fall 2004
http://www.kpbsd.k12.ak.us/solmid/students/studentwp/2008/church_2nd/davidwebpage17/album/snow/pages/03snodeep800sks_actnxx_jpg.htm
Track - Engine - Skis - Riding - Bibliography