There are more than 80 devices such as typewriters, check writers, pencil sharpeners,
duplicators, calculators, cash registers,
telegraph equipment, telephones, among others, in the collection. File:Keaton Music Typewriter.JPG|
Keton Music Typewriter, 1953 U.S.A File:Lambert Typewriter.JPG|
Lambert Typewriter, 1900 U.S.A File:Franklin typewriter.JPG|
Franklin 7 Typewriter, 1897 U.S.A File:United States Check Punch.JPG|
United States Check Punch, 1888 U.S.A File:Perfect Pencil Pointer.JPG|Perfect Pencil Pointer Pencil Sharpener, 1890 U.S.A File:Otis King's.JPG|
Otis King`s Calculator, 1921 England File:Underwood.JPG|
Underwood Duplicator, 1908 U.S.A File:L.M. ERICSSON.JPG|
L.M. ERICSSON Telegraph, 1908 Sweden File:AUTOMATIC ELECTRIC.JPG|
AUTOMATIC ELECTRIC Telephone, (early 20th century) U.S.A File:National Cash Register.jpg|
NCR Cash Register, 1911 U.S.A File:Simplex Time Recorder.JPG|
Simplex Time Recorder, 1928 U.S.A File:U.S. Automatic Pencil Sharpener.JPG |
U.S. Automatic Pencil Sharpener, 1906 U.S.A ==See also==