Thanks, Radcam. Once in awhile I get it 'right'!
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Visit to Ed's railroad explaining how he researches for scratch building structures.
Videos:
'Walk around' of his layout (part 1 and 2).
https://www.youtube.com/watch?v=WwWun_TqASg
https://www.youtube.com/watch?v=RmC-Cq3Bsb8
Structures that he described.