Jack Parsons: archer profile
John Whiteside Parsons was an American rocket engineer, chemist, and Thelemite occultist.
Dry-fire warning
Crossbow bolt data and archery arrow spine, nock and thread data are quoted from each manufacturer's published figures, owner documentation and industry standards, cited on every page. A nock, spine or grain-weight mismatch can cause a dry-fire that damages the bow and can injure the shooter. Confirm against your own owner's manual and the arrow maker's own chart before shooting, and never drop below the stated minimum total weight.
| Represents | United States |
|---|---|
| Years | 1914 to 1952 |
| Sport | Archery |
| Category | Men's archery |
| Wikidata summary | American rocket engineer (1914 to 1952) |
Field notes
John Whiteside Parsons was an American rocket engineer, chemist, and Thelemite occultist. Parsons was one of the principal founders of both the Jet Propulsion Laboratory (JPL) and Aerojet. He invented the first rocket engine to use a castable, composite rocket propellant, and pioneered the advancement of both liquid-fuel and solid-fuel rockets.
Related archers and archery reference
Sources: Wikidata (Q331497) · Wikipedia