# Relationship history for MSHA mine 4104024

Current hierarchy: **John P  Reeder → Pappy'S Sand & Gravel Inc → PEELTOWN PIT**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** John P  Reeder → PEELTOWN PIT; 1987-02-19 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Pappy'S Sand & Gravel Inc → PEELTOWN PIT; 1998-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John P  Reeder → Pappy'S Sand & Gravel Inc; 1998-06-01 to current/open; source msha-controller-operator-history