Mechanics of the Pole Vault on eBay
Posted: Fri Jul 24, 2009 4:05 am
Two copies of the 1973 edition for sale: http://shop.ebay.com/merchant/pinnderos ... omZQQ_ipgZ
The Pole Vault Community Online
http://www.polevaultpower.com/forum/
http://www.polevaultpower.com/forum/viewtopic.php?f=10&t=18260