Three examples of early design U.S. Air Force Parachute badges are being auctioned on the USA eBay site. These are the rare 7 line style badges only used between 1956 and 1963.
Master badge link here:
http://www.ebay.com/itm/U-S-Air-Force-Master-Parachute-Badge-7-LINE-NS-Meyer-USAF-Pararescue-PJ-SPECOPS-/140950916604?pt=LH_DefaultDomain_0&hash=item20d1544dfc
Senior badge link here:
http://www.ebay.com/itm/U-S-Air-Force-Senior-Parachute-Badge-7-LINE-NS-Meyer-USAF-Pararescue-PJ-SPECOPS-/140950903392?pt=LH_DefaultDomain_0&hash=item20d1541a60
Basic badge link here:
http://www.ebay.com/itm/U-S-Air-Force-Basic-Parachute-Badge-7-LINE-NS-Meyer-USAF-Pararescue-PJ-SPEC-OPS-/140950894565?pt=LH_DefaultDomain_0&hash=item20d153f7e5