00735cam a22002171  4500001001300000003000400013005001700017008004100034010001700075035001900092040001900111042001200130050001600142100002800158245018100186250001100367260006200378300004500440650001500485999001700500po 17000033 DLC20260227111857.0760505s1916    vp a          000 0 eng    apo 17000033   a(OCoLC)2157407  aDLCcOClUdDLC  apremarc00aTS320b.B851 aBrearley, Harry,d1871-14aThe heat treatment of tool steel,ban illustrated description of the physical changes and properties induced in tool steel by heating and cooling operationscby Harry Brearley.  a2d ed.  aLondon,aNew York [etc.]bLongmans, Green and Co.,c1916.  axv, 223, [1] p.billus., diagrs.c23 cm. 0aTool-steel  c51632d51632