On Wed, Jul 8, 2020 at 09:41 AM, Bob Chaparro wrote:

https://gateway.okhistory.org/ark:/67531/metadc1120289/?q=railroad

Click on the photo to enlarge it and use the Zoom button to enlarge it further.

Possible car number is 40388.

40388 is a good number, built by Pullman Car & Mfg. Co. 8, 9-28 Lot 5432 Series 40200 - 40598 even. The lettering scheme is as delivered with the corporate initials above the SOO LINE name.
 
Dennis Storzek