Apex of the Atlantics
Model Railroader 1990-12 pg. 116 Scale: HO Category: "Locomotives - Steam"
This article discusses the history and how to model the Pennsylvania Railroad E6 4-4-2. Article includes prototype photos, model photos, construction detail photos, and parts list. The author started with the Bowser E6 kit. He built both a 1914 and a 1920's version.
Athearn's SD40-2: A Kitbasher's Gold Mine
Model Railroader 1985-10 pg. 108 Scale: HO Category: "Locomotives - Diesel"
The article covers how to convert the Athearn SD40-2 model into a SD38-2, a GP40X, a SD45-2, and a GP50. Includes model photos and cutting diagrams for each of those models.
Kitbash a GP50
Model Railroader 1983-01 pg. 86 Scale: HO Category: "Locomotives - Diesel"
The author describes how he made his Chicago & North Western GP50 no. 5050 from an Athearn GP35 by stretching its frame. Many detail drawings and photos are included.
Modeling an SD60
Model Railroader 1988-03 pg. 74 Scale: HO Category: "Locomotives - Diesel"
Using an Athearn GP50 to build this model. Includes prototype photos, unit roster, modification diagrams and photos, and parts list.