01841nas 2200565-a 450 99633577460331620240413021634.01090-0646(CKB)963018309250(CONSER)---97643390-(EXLCZ)9996301830925019960924a19969999 --- aengtxtrdacontentcrdamediacrrdacarrierCoal ageOverland Park, Kan. Intertec Pub. Corp.1996-Englewood CO Lobos Services, IncEnglewood CO Mining Media Inc1 online resourceTitle from cover.Print version: Coal age (Overland Park, Kan.) 1091-0646 (DLC) 97643390 (OCoLC)35621945 COAL AGE (CHICAGO, ILLReport Card on Recommendations Part IReport Card on Recommendations Part IICOAL AGECoal ageCoal mines and miningPeriodicalsCoal mines and miningUnited StatesPeriodicalsCoal preparationPeriodicalsCoal mines and miningfast(OCoLC)fst00865355Coal preparationfast(OCoLC)fst00865469United Statesfasthttps://id.oclc.org/worldcat/entity/E39PBJtxgQXMWqmjMjjwXRHgrqPeriodicals.fastPeriodicals.lcgftCoal industryMining industryPeriodicalsCoal mines and miningCoal mines and miningCoal preparationCoal mines and mining.Coal preparation.622/.334JOURNAL996335774603316exl_impl conversionCoal age1887556UNISA