Texas and Pacific Railroad step stool

From: "Pat James" jamesgang@sstelco.com

We have a T&PRY (Texas and Pacific Railroad Co.) metal Conductor's Boarding step stool, or sometimes, called a Pullman step stool. It has been in our family for at least 60 years. We can't seem to find out anything about it. Could you please direct me in the right direction to find out more about it and what is its worth. I have searched Google and just can't seem to get in the right hole. I did find out that Texas and Pacific Railway was the only railroad in Texas in 1871, then was merged into the Missouri Pacific in 1976. ...

—Pat and Gary James