https://foromaquinas.net/galeria/ima...1103884102.jpg
http://www.youtube.com/watch?v=eDOcJACu8Hk
Bell 4206D-T
https://foromaquinas.net/galeria/ima...1134222755.jpg
http://www.youtube.com/watch?v=-gGW_PSJPgQYouTube - Bell 4206 track machine pulling triples[/video]
http://www.youtube.com/watch?v=Ya7iGK97h3YYouTube - scraper Bell 4206D[/video]