Dentist Laboratory, buffing and grinding machines.
Dentist Laboratory, locker Room.
Dentist Laboratory, melting and Soldering furnaces.
Dentist Laboratory, general view of classroom looking south.
Dentist Laboratory, general view of classroom looking north.
Dentist Laboratory, taking working drawer out of cabinets.
[Machine.]
Gas laboratory
[Interior, dentist office.]
Hunter College, laboratory.
[Pavelle Laboratories. Display window.]
Small machine.
Large machine.
Machine closed.