Jim, TCR #7 lists three 10-centers. N5010, H ($30-39) salmon, no inserts, silver hot stamp, amount on both sides. N7484, H red, no inserts, silver hs, amount both sides. V3146, Q ($200-249) red, no inserts,silver hs, amount one side chinese writing on the other. Check under "nevada" in http://chipguide.com to see if any are pictured. I'm going to bring you my TCR#6 when I come to the show in Mar. if you don't buy one from a vendor there.