Razor blades disposal in bathroom medicine cabinet 1940s

Built-in Blade Bank medicine cabinet razor blade slot Old metal medicine cabinets from the 40s on up had a razor slot in them to safely dispose of used razor blades There was nothing usually medicine cabinet razor slot I live in a late 40's apartment building in LA with the original medicine cabinet intact and it has a slot for razors ( first time I have ever

medicine cabinet with razor blade slot Razor blade disposal in those old bathrooms There were a lot of razor blades that were