Welcome to the WTKM Polka Shop
Music available from Gordon Hartmann Band
| Names of bands | Title | Book | Compact Disk | MFG ID# CD | Cassette | MFG ID#Cassette |
| Hartmann Gordon Band | Polka Friendzy | 15.00 | HG-5057CD | 10.00 | HG-5057C | |
| Hartmann Gordon Band | Polkaholic | 15.00 | HG-5047CD | 10.00 | HG-5047C | |
| Hartmann Gordon Band | Premiere | 15.00 | HG-5037CD | 10.00 | C608009 | |
| Hartmann Gordon Band | Some of the Best | 15.00 | HG-5060CD | 10.00 | HG-5060C |