so just use you imagination in their placement

A frame end walls

Model Number: 933-2826

But when the diesel revolution began in earnest after World War II

Here is an MTH 30-90082 O Grace Valley Feed and Supply Warehouse

Digitrax DH163D HO Scale Easy Connect Mobile Decoder with a 9 Pin Harness VariantsUnitPrice_number_16.40 so just use you imaginationThis is a Digitrax DH163D HO Scale Mobile Decoder. Features: Series 3 HO Wired Decoder. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Digitrax Model Number: DH163D Road Name: **** No Road Name Scale Era: HO Scale Model Type: Control & Electrical The Trainz SKU for this item is P11476115. Trainz Product Id: 11476115