Can you identify how the hazards and styles 80 years ago are different from today?

Extract from London and North Western Railway 1918 Safety manual for staff
"All members of the Company's Staff are most earnestly urged, individually and collectively, to excercise unfailing watchfulness in the discharge of their duties."
Man failing to stand clear , and drop door of Horse Box falling on foot - WRONG WAY Crossing over points - WRONG WAY