Idk where in Chicago persay... but
i found these sites, i'm sorry i can't be more helpful! (i did a quick google search, and couldn't find anything....
)
http://www.woodlandmanufacturing.com/greek-letters.html
http://www.paddletramps.com/Merchant...&Store_Code=PT
http://www.woodenletters.biz/Merchan...&Store_Code=WL
plus many regular online greek sites have paddle and paddle accessories (i.e. greek101.com )