YouTube Video Credits:
Alco rs-1
baldwinloco12
https://www.youtube.com/watch?v=swGMrgj2Kfs
DL Alco rs-3 clips:
rollinswitch
https://www.youtube.com/watch?v=AJkGtczswTQ&t=38s
https://www.youtube.com/watch?v=KJ3Yp8vHXaU
Expo rail alco RS-2:
Elton McFall AKA Retroolschool
https://www.youtube.com/watch?v=KtNohA0Dtfo&t=70s
Battenkill Rs-3 clip
Green Mountain Rail Productions
https://www.youtube.com/watch?v=oes-MOuG8Qw&t=3s
Photo Credits:
Turbo
Commons.wikimedia.org user: Bobbobson CC BY-SA 3.0
TEXAS STATE RAILROAD ALCO-RS-2
Commons.wikimedia.org user: Rvassar CC BY-SA 3.0
https://creativecommons.org/licenses/by-sa/3.0/