Union Pacific 3900 Series 4-6-6-4 Challenger drawings, engine only- Cab – Front (3,4,5)
		SKU/Drawing Number: 223-CA-29856
 
			| Scale to 1 ft.: | 1 1/2” | 
| Wheel Arrangement: | 4-6-6-4 | 
| Drawing Title: | Cab – Front (3,4,5) | 
| DWG. Size (in): | 30x21 | 
 
			| Scale to 1 ft.: | 1 1/2” | 
| Wheel Arrangement: | 4-6-6-4 | 
| Drawing Title: | Cab – Front (3,4,5) | 
| DWG. Size (in): | 30x21 |