# Relationship history for MSHA mine 1101657

Current hierarchy: **Rein Family Trust; Kabbes Interests → Tuscola Stone Company → Tuscola Stone Company**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Tuscola Stone Company → Tuscola Stone Company; 1950-01-01 to 1978-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Medusa Corp → Tuscola Stone Company; 1950-01-01 to 1978-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Medusa Corp → Tuscola Stone Company; 1950-01-01 to 1978-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Tuscola Stone Company → Tuscola Stone Company; 1979-01-01 to 1982-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Crane Company → Tuscola Stone Company; 1979-01-01 to 1982-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Crane Company → Tuscola Stone Company; 1979-01-01 to 1982-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Tuscola Stone Company → Tuscola Stone Company; 1983-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Kabbes Interests et al → Tuscola Stone Company; 1983-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kabbes Interests et al → Tuscola Stone Company; 1983-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rein Family Trust et al → Tuscola Stone Company; 1983-01-01 to current/open; source msha-controller-operator-history