rat
1960s
13160_13288_garbage_can_psa
A Public Service Announcement (PSA) telling viewers to use a trash can…
1950s
13161_7831_teaching_machine5
A teacher demonstrates and explains to the class how a simple machine…
1960s
A Public Service Announcement (PSA) telling viewers to use a trash can…
1950s
A teacher demonstrates and explains to the class how a simple machine…