![Experimental Steam/Electric Locomotive on First Trial Run, Alderson, W. Va. - West Virginia History OnView | WVU Libraries Experimental Steam/Electric Locomotive on First Trial Run, Alderson, W. Va. - West Virginia History OnView | WVU Libraries](https://onview.lib.wvu.edu/image/048845.jpg)
Experimental Steam/Electric Locomotive on First Trial Run, Alderson, W. Va. - West Virginia History OnView | WVU Libraries
![Fisherprice Theo the Experimental Engine Thomas and Friends Adventures Metal Engine, Hobbies & Toys, Toys & Games on Carousell Fisherprice Theo the Experimental Engine Thomas and Friends Adventures Metal Engine, Hobbies & Toys, Toys & Games on Carousell](https://media.karousell.com/media/photos/products/2021/5/31/fisherprice_theo_the_experimen_1622471957_ec13bffd_progressive.jpg)
Fisherprice Theo the Experimental Engine Thomas and Friends Adventures Metal Engine, Hobbies & Toys, Toys & Games on Carousell
![Crovan the Experimental Engine Fan Casting for Troublesome Engines | myCast - Fan Casting Your Favorite Stories Crovan the Experimental Engine Fan Casting for Troublesome Engines | myCast - Fan Casting Your Favorite Stories](https://assets.mycast.io/posters/troublesome-engines-fan-casting-poster-70348-medium.jpg?1607477056)
Crovan the Experimental Engine Fan Casting for Troublesome Engines | myCast - Fan Casting Your Favorite Stories
![Commission of Theo the experimental traction engine in All Engines Go! style [artwork] : r/thomasthetankengine Commission of Theo the experimental traction engine in All Engines Go! style [artwork] : r/thomasthetankengine](https://preview.redd.it/mjmj48tn29l91.png?auto=webp&s=05b0a0bf1a2a93107351dee8c701ad77d4481e68)