# Relationship history for MSHA mine 4103842

Current hierarchy: **James B  Pace Jr → LaMarr Trucking Inc. → GENOA MINING INC.**

- 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

- **operator_operates_mine:** Stabilized Products Inc → GENOA MINING INC.; 1994-07-01 to 1997-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Elmer P  Bittner  et al → GENOA MINING INC.; 1994-07-01 to 1997-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Elmer P  Bittner  et al → Stabilized Products Inc; 1994-07-01 to 1997-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Genoa Mining Inc → GENOA MINING INC.; 1998-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** James B  Pace Jr → GENOA MINING INC.; 1998-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James B  Pace Jr → Genoa Mining Inc; 1998-01-01 to current/open; source msha-controller-operator-history