Howard Watkins looks at using cameras for train detection and onboard the trains themselves.
This video clip is part of volume 16 of the Right Track DVD series and is reproduced here by kind permission of Activity Media and Howard Watkins.
Howard Watkins looks at using cameras for train detection and onboard the trains themselves.
This video clip is part of volume 16 of the Right Track DVD series and is reproduced here by kind permission of Activity Media and Howard Watkins.