{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=Putvain%20Robert%20L","controller":"Putvain Robert L","_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":"2026-10-01T23:54:23.030Z"},"count":1,"truncated":false,"mines":[{"mine_id":"4300343","mine_name":"Robert L Putvain Excavating","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"VT","county_name":"Caledonia","controller_name":"Putvain Robert L","operator_name":"Robert L Putvain Excavating","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/4300343"}]}