{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=B%20%26%20L%20Oil%20Company%20%26%20Maryland%20Mine%20Developers","controller":"B & L Oil Company & Maryland Mine Developers","_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":"2026-10-06T09:24:39.428Z"},"count":1,"truncated":false,"mines":[{"mine_id":"4605854","mine_name":"No 1","coal_metal_ind":"C","mine_type":"Underground","mine_status":"Abandoned and Sealed","state":"WV","county_name":"Greenbrier","controller_name":"B & L Oil Company & Maryland Mine Developers","operator_name":"West Virginia Mountain Resources Associates","num_employees":0,"primary_canvass":"Coal","canonical_url":"https://api.morvs.ai/mine/4605854"}]}