Sigma Chi Badge on EBay
 

http://cgi.ebay.com/ws/eBayISAPI.dll...category=11145
Beta Theta chapter, JHC, 57

http://cgi.ebay.com/ws/eBayISAPI.dll...category=11145

http://cgi.ebay.com/ws/eBayISAPI.dll...category=11145
Seller says: The pin is engraved on the back with the date, '15 and the initials "J.A.S.". There are also two Greek letters Phi on the reverse.

http://cgi.ebay.com/ws/eBayISAPI.dll...category=11145
This also includes a pledge pin. The seller says he is a Sigma Chi brother but has 2 badges.

http://cgi.ebay.com/ws/eBayISAPI.dll...category=11145
JRW JR, AP, 52