{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=William%20D%20Sterling%3B%20Betsy%20J%20Sterling%3B%20William%20M%20Sterling","controller":"William D Sterling; Betsy J Sterling; William M Sterling","_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":"2026-10-08T19:39:23.078Z"},"count":2,"truncated":false,"mines":[{"mine_id":"3304779","mine_name":"Beaver Excavating Crushing 002","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"OH","county_name":"Stark","controller_name":"William D Sterling; Betsy J Sterling; William M Sterling","operator_name":"The Beaver Excavating Co","num_employees":0,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/3304779"},{"mine_id":"3304780","mine_name":"Beaver Excavating Crushing 001","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"OH","county_name":"Stark","controller_name":"William D Sterling; Betsy J Sterling; William M Sterling","operator_name":"The Beaver Excavating Co","num_employees":0,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/3304780"}]}