Question: What year was the act which ended scheduled airland service at London-Corbin Airport passed?
Sentence (from "London-Corbin Airport"): London-Corbin Airport (IATA: LOZ, ICAO: KLOZ, FAA LID: LOZ) , also known as Magee Field, is a general aviation airport located in Laurel County, Kentucky, three nautical miles (6 km) south of the central business district of London and about 12 miles north of Corbin.
Relevant evidence: No