Description:
Withers Publishing. Softcover. New. After testing EMD's GP35-DD35-DD35-GP35 demonstrator set, Union Pacific was so pleased with the design that it almost immediately ordered an additional 25 DD35s and 22 matching GP35s, which were delivered between May and August 1964. These joined the four-unit demonstrator set previously acquired by the carrier. As with UP's earlier experiences with cabless booster units, the lack of flexibility of these massive, mainline-only units soon became apparent, and a planned follow-on order for 15 units was changed from booster units to 15 units with fully equipped cabs the DDA35 was born. The Centennials were the final example of Union Pacific's search for the ideal locomotive. While the road pursued a study of its motive power needs in late 1967 and early 1968, UP in March 1968 tried, as a stopgap measure, using EMD?s SD45 model as a high-horsepower, high-speed locomotive, but with limited success. UP returned to the concept of double-engine locomotives and in…
Read More No image available
Union Pacific's Big EMDs - DD35 and DDA40X Unknown - 2012
by Paul K. Withers
Details
- Title Union Pacific's Big EMDs - DD35 and DDA40X
- Author Paul K. Withers
- Binding unknown
- Edition First Edition
- Publisher Withers Publishing, Halifax, Penn, USA
- Date 2012
- ISBN 9781881411659
More Copies for Sale
Union Pacific's Big EMDs-DD35 and DDA40X
by Diesel Era
- New
- Paperback
- Condition
- New
- Binding
- Paperback
- ISBN 10 / ISBN 13
- 9781881411659 / 1881411656
- Quantity Available
- 1
- Seller
-
Tucson, Arizona, United States
- Item Price
-
SGD 55.88SGD 10.85 shipping to USA
Show Details
Item Price
SGD 55.88
SGD 10.85
shipping to USA