Dentist Laboratory, articulating Machines.

Dentist Laboratory, buffing and grinding machines.

Dentist Laboratory, general view of classroom looking south.

Dentist Laboratory, general view of classroom looking north.

Dentist Laboratory, taking working drawer out of cabinets.

Dentist Laboratory, melting and Soldering furnaces.

[Interior, locker room toilet stall.]

[Interior, locker room shower stall.]

[Interior, locker room with pay toilet stalls.]

[Interior, locker room with toilet stalls.]

[Interior, locker room with pay toilet stalls.]

Pavelle Laboratories, interior view, counting room.

[Interior, locker room with pay toilet stalls.]

Pavelle Laboratories, interior view, dark room, enlarging.

Manhattan College High School. Interior, locker room

Pavelle Laboratories, interior view, customer's room.

Gas laboratory

16 East 42nd Street. Pavell Laboratories. Interior, customer's room

Pavelle Laboratories, interior view, dark room, enlarging.

Locker Room -- Railroad Men's Building.