George Andrews Wrote:
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> Santa Fe's CF-7's were a Cleburne rebuild of F -
> Units into a hood - type unit, more suitable for
> switching. The first units rebuilt retained most
> of the F - Unit cab including the low round roof
> and side windows. Later CF-7's were rebuilt using
> a Cleburne - designed, high angled - roof design
> cab. Some early CF-7's later received this new
> cab, while other early rebuilds left Santa Fe's
> roster for Amtrak or shortline railroads with the
> round roof intact.
> While the railfan term " Topeka Cab " is often
> used to describe the angled - roof cab CF-7,
> Topeka cabs ( similar looking but different
> dimensions and height ) were only applied to GP-7
> & GP-9 units rebuilt at Topeka Shops.

The GP7's and GP9's were rebuilt at Cleburne and the cabs were fabricated there.