‘How It Works’ historical pictures (exact matches)

How it works, XLVII, the manufacture of barbed wire, the machine for fixing on the barbs at its work
How it works, XLVII, the manufacture of barbed wire, the machine for fixing on the barbs at its work
Television receiving equipment
Television receiving equipment
Cash desk installation in a department store
Cash desk installation in a department store
Later stages of record manufacture
Later stages of record manufacture
Record reproduction equipment
Record reproduction equipment
Mumps virus protein in cultured cells
Mumps virus protein in cultured cells
Enlarged section of a gramophone record
Enlarged section of a gramophone record
Early stages in producing a record
Early stages in producing a record