2006 Kansas City Royals Earliest Barcode Season Ticket Stub SHARE ON: russ — January 2, 2022 Tags: 2006BaseballEarliest Known Barcode YearKansas City Royals 2006 Kansas City Royals Earliest Barcode Season Ticket Stub A few words about ticket stub scarcity. Well just one – Barcodes Earliest Known Barcode Year By Team and Sport