6e2549b8_DARC_Iron_Smelting___Oct_2004__Notes
[Absolute Time] 1540h [Elapsed Time] T+0:34 [Notes] 
The airpipe was rested on this brick and ground outside producing the 20 degree down angle we were looking for. A second circle on fire bricks went on.
DARC Iron Smelting - Oct 2004
Notes