{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=Holder%20Leroy%20%26%20William%20T%20Allen","controller":"Holder Leroy & William T Allen","_source":{"data_provider":"AI Analytics","brand_name":"MORVS","brand_url":"https://morvs.ai/","data_provider_url":"https://api.morvs.ai","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://arlweb.msha.gov/OpenGovernmentData/OGIMSHA.asp","generated_at":"2026-10-06T08:58:43.051Z"},"count":3,"truncated":false,"mines":[{"mine_id":"0102184","mine_name":"Yellow Creek No 1","coal_metal_ind":"C","mine_type":"Underground","mine_status":"Abandoned","state":"AL","county_name":"Marion","controller_name":"Holder Leroy & William T Allen","operator_name":"Yellow Creek Mining Company","num_employees":0,"primary_canvass":"Coal","canonical_url":"https://api.morvs.ai/mine/0102184"},{"mine_id":"0102337","mine_name":"Wheeler Hollow No 2","coal_metal_ind":"C","mine_type":"Underground","mine_status":"Abandoned and Sealed","state":"AL","county_name":"Walker","controller_name":"Holder Leroy & William T Allen","operator_name":"Wheeler Hollow Coal Company Inc","num_employees":0,"primary_canvass":"Coal","canonical_url":"https://api.morvs.ai/mine/0102337"},{"mine_id":"0102406","mine_name":"Wheeler Hollow No 3 Mine","coal_metal_ind":"C","mine_type":"Underground","mine_status":"Abandoned and Sealed","state":"AL","county_name":"Walker","controller_name":"Holder Leroy & William T Allen","operator_name":"Wheeler Hollow Coal Company Inc","num_employees":0,"primary_canvass":"Coal","canonical_url":"https://api.morvs.ai/mine/0102406"}]}