I am going to model a Union Pacific branch line in Utah in 1955.  It's going to be a small switching layout so I don't need a lot.  I would like to purchase 10 boxcars that are high quality, RTR, and accurate!!  Any thoughts on filling out this list that will give it a nice western feel?  Thanks.

Jason

1.  UP - ?

2. PRR - Red Caboose X29

3. MILW - Exactrail ribside

4. B&O - Exactrail round roof

5. SP - ?

6. ATSF - ?

7. SOU - ?

8. CB&Q - ?

9. CNW - ?

10.  What other roadname?