00729cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035001900092040001800111042001200129050002200141100004300163245006300206260004700269300002700316410004500343500004200388504002800430650001200458999001700470gs 19000343 DLC20260227111323.0750501s1919    xx            000 0 eng    ags 19000343   a(OCoLC)1307074  aDLCcNhDdDLC  apremarc00aTN36b.A35 no. 291 aWilson, Alfred William Gunning,d1873-10aPotash recovery at cement plants,cby Alfred W. G. Wilson.  aOttawa,bJ. de L. Taché, printer,c1919.  a34 p.bplates.c25 cm.10aCanada.bMines Branch.tBulletinvno. 29  aPlates printed on both sides of leaf.  aBibliography: p. 32-34. 0aPotash.  c25952d25952