| Year | 2024 |
| Date | 12-Jul |
| Volume | 233 |
| Issue | 4,747 |
| Page | 156 |
| Category | Workshop |
| Part | |
| Title | The Answer to the Universe and Everything May Be 71 Not 42 |
| Author | Richard Taylor |
| Notes | Visits the subject of check valve dimensions. Check valve sizing by J.F.Nelson, check valve sizing by Bal-Tec, traditional sizing of check valves, ideal ball and hole dimensions |