# Relationship history for MSHA mine 3003667

Current hierarchy: **James F  Sheldon Jr → Jim Sheldon Excavating Inc → Fintec Mobile Cone and Jaw SN: 08010802548**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-18T09:31:49.615908+00:00

## Valid-time edges

- **controller_controls_mine:** James F  Sheldon Jr → Fintec Mobile Cone and Jaw SN: 080108025; 2006-11-14 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Jim Sheldon Excavating Inc → Fintec Mobile Cone and Jaw SN: 080108025; 2009-04-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James F  Sheldon Jr → Jim Sheldon Excavating Inc; 2009-04-15 to current/open; source msha-controller-operator-history