| Digest Nr | Subject and Author |
|---|
 |
| 2009.07.16.04 | Protective Coating for Metal Valve Seats, from Bruce Clark |
| 2009.07.15.04 | Protective Coating for Metal Valve Seats, from Don Teach |
| 2009.07.14.03 | Protective Coating for Metal Valve Plates, from Michael Gordon |
| 2009.07.12.02 | Protective Coating for Metal Valve Plates, from John Phillips |
| 2005.04.04.05 | Protective Lacquer for Brass and Metals, from Kim Bunker |
| 2005.04.03.03 | Protective Lacquer for Brass and Metals, from Conrad Bladey |
| 2005.04.02.04 | Protective Lacquer for Brass and Metals, from Bill Maguire |
| 2005.04.01.04 | Protective Lacquer for Brass and Metals, from Kim Bunker |
|
