Granflaten Wrote:
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> The cast stack shows up in the photos of the 315
> in 1942. The last photo we (DRHS) have showing the
> straight stack was dated 1940. I too suspect the
> the tapered stack came from a retired C-17. Just
> don't know what advantage that would have been.
> Draw better?
Perhaps the straight stack was cracked, rusted / cut through, or otherwise worn out. There are a few locomotives that have run in the post-steam era who have needed a stack replacement for one reason or another.
JAC