# Relationship history for MSHA mine 0103052

Current hierarchy: **William (Billy)  Kidd → US Micropowders, Inc. → Jamie Lynn Mine**

- 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:** Tennessee Valley Limestone Inc → Jamie Lynn Mine; 1995-05-01 to 2005-06-23; source msha-controller-operator-history
- **controller_controls_mine:** William  Puryear et al → Jamie Lynn Mine; 1995-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** William  Puryear et al → Tennessee Valley Limestone Inc; 1995-05-01 to 2005-06-23; source msha-controller-operator-history
- **controller_controls_operator:** Robert K  Zelle et al → Tennessee Valley Limestone Inc; 1995-05-01 to 2005-06-23; source msha-controller-operator-history
- **operator_operates_mine:** US Micropowders, Inc. → Jamie Lynn Mine; 2005-06-24 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** William (Billy)  Kidd → Jamie Lynn Mine; 2005-06-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** William (Billy)  Kidd → US Micropowders, Inc.; 2005-06-24 to current/open; source msha-controller-operator-history