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Tests continue on first Durango & Silverton oil-burner; second conversion to begin (updated) | Trains Magazine
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Locomotive 493: Conversion from Coal-Fired to Oil-Burning The Conversion Begins - Official Durango & Silverton Narrow Gauge Railroad Train
![File:Cyclopedia of locomotive engineering, with examination questions and answers; a practical manual on the construction care and management of modern locomotives (1916) (14776657395).jpg - Wikimedia Commons File:Cyclopedia of locomotive engineering, with examination questions and answers; a practical manual on the construction care and management of modern locomotives (1916) (14776657395).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/9/96/Cyclopedia_of_locomotive_engineering%2C_with_examination_questions_and_answers%3B_a_practical_manual_on_the_construction_care_and_management_of_modern_locomotives_%281916%29_%2814776657395%29.jpg/1200px-thumbnail.jpg)
File:Cyclopedia of locomotive engineering, with examination questions and answers; a practical manual on the construction care and management of modern locomotives (1916) (14776657395).jpg - Wikimedia Commons
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File:Standard Oil Company of Indiana - 1 (American Locomotive Company 0-4-0T oil-burning locomotive) (49505870878).jpg - Wikimedia Commons
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