00773cam a22002291  4500001001300000003000400013005001700017008004100034010001700075035001900092040001800111042001200129050001700141051002600158100003700184245010900221260004800330300006800378410004500446650003500491999001700526gs 17000417 DLC20260227111321.0750505s1917    xx            000 0 eng    ags 17000417   a(OCoLC)1312617  aDLCcNhDdDLC  apremarc00aTN866.C2bB7  aTN806.C2bB7cCopy 2.1 aBrown, John Frew Kellock,d1884-14aThe mining of thin-coal seamsbas applied to the eastern coal-fields of Canada,cby J. F. Kellock Brown.  aOttawa,bGovernment printing bureau,c1917.  aviii p., 1 l., 135 p.billus., fold. maps (1 in pocket)c25 cm.10aCanada.bMines Branch.tBulletinvno. 15 0aCoal mines and miningzCanada.  c25794d25794