I love your train layout. As an old man of 87 I got a big kick out of the 55 Chevy getting an oil change and grease job. I also love F units. So glad I found this on You Tube. Great scenery too. Best regards.
Bob's layout was featured in *_Great Layout Adventures Volume 8_* along with several other layouts. It's still available here: ogaugerr.com/products/great-layout-adventures-vol-8