6SL7, 6113 and ECC35 tube types.
Vintage 6SL7 tubes hand picked for audio applications. These are vintage tubes mostly from the USa with a few European types.
| Order no. | Tube type and description | Price each |
| 6SL7.001 | 6SL7GT RCA smoked glass | $60.00 |
| 6SL7.002 | 6SL7GT RCA clear glass short bottle | $40.00 |
| 6SL7.003 | 6SL7GT RCA clear glass | $30.00 |
| 6SL7.004 | 6SL7GT RCA short base | $20.00 |
| 6SL7.010 | 6SL7GT G.E. | $20.00 |
| 6SL7.014 | 6SL7GT National Union smoke glass | $25.00 |
| 6SL7.015 | 6SL7GT National Union black glass | $25.00 |
| 6SL7.016 | 6SL7GT National Union clear glass | $20.00 |
| 6SL7.018 | 6SL7GT Raytheon | $20.00 |
| 6SL7.019 | 6SL7GT Raytheon black/smoked glass | $25.00 |
| 6SL7.021 | 6SL7GT Kenrad silver plate | $25.00 |
| 6SL7.022 | 6SL7GT Kenrad black plate | $25.00 |
| 6SL7.025 | 6SL7GT Westinghouse | $20.00 |
| 6SL7.027 | 6SL7GT CBS Hytron | $20.00 |
| 6SL7.031 | 6SL7GT Sovtek | $10.00 |
| 6SL7.035 | 6SL7GT Tung-Sol black glass | $60.00 |
| 6SL7.036 | 6SL7GT Tung-Sol clear glass tall bottle | $30.00 |
| 6SL7.037 | 6SL7GT Tung-Sol clear glass short bottle | $25.00 |
| 6SL7.038 | 6SL7GT Tung-Sol brown base clear glass | $30.00 |
| 6SL7.044 | 6SL7GT Sylvania short bottle chrome dome | $30.00 |
| 6SL7.045 | 6SL7GT Sylvania tall bottle chrome dome | $35.00 |
| 6SL7.046 | 6SL7GT Sylvania black base top getter | $20.00 |
| 6SL7.047 | 6SL7GT Sylvania black plate clear glass | $20.00 |
| 6SL7.048 | 6SL7GT Sylvania grey plate clear glass | $20.00 |
| 6SL7.049 | 6SL7WGT Sylvania black base | $35.00 |
| 6SL7.050 | 6SL7WGT Sylvania brown base | $40.00 |
| 6113.001 | 6113 National Union | $45.00 |
| 6113.002 | 6113 CBS Hytron | $45.00 |
| ECC.001 | ECC35 Mullard "B" code tubes | $190.00 |