00998nam0-22003371i-450 99000300508040332120200403130352.088-15-08161-5000300508FED01000300508(Aleph)000300508FED0100030050820011010d2001----km-y0itay50------baITAITCrescita endogena ed economia apertaLuigi Paganetto e Pasquale Lucio ScandizzoBolognaIl Mulino2001252 p.21 cmCollana del CEIS-Tor Vergata. Progetti di ricercaCrescita economicaTeoriePaganetto,Luigi89674Scandizzo,Pasquale Lucio<1942- >84247ITUNINARICAUNIMARCBK990003005080403321XV O1 54770DTEF/3.3 PAG19370SESSESDTECrescita endogena ed economia aperta468453UNINA01404nam 2200373I 450 991070709700332120180627140535.0(CKB)5470000002460513(OCoLC)1034692875(EXLCZ)99547000000246051320180507d1950 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierSome innovations in equipment for scaling high roofs and mine walls /Brinton C. Brown, Fred D. Wright, and Homer J. Ballinger[Washington, D.C.] :United States Department of the Interior, Bureau of Mines,1950.1 online resource (11 pages) illustrationsReport of investigations / United States Department of the Interior, Bureau of Mines ;4739"October 1950."Includes bibliographical references (pages 9-11).Coal mines and miningEquipment and suppliesCoal mines and miningEquipment and supplies.Brown Brinton C.1414880Wright Fred D.Ballinger Homer J.United States.Bureau of Mines,GPOGPOBOOK9910707097003321Some innovations in equipment for scaling high roofs and mine walls3515345UNINA