File:BillVanBrocklin Simplun 2 1956.jpg: Revision history

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26 December 2015

  • curprev 11:4811:48, 26 December 2015Dnevil talk contribs 330 bytes +330 Simplun by Bill Van Brocklin. The first stage in good boiler construction is the forms for the flanged sheets, such as tube sheets, front and back firebox heads and rear boiler head. Note drill guide holes in forms for front head and front fi...