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- Williams Desk Typewriter, 1895 - The Williams was part of the incredible flowering of diverse writing machines around the turn of the twentieth century. John Newton Williams' typewriter design featured a central platen with type bars arranged around it front and rear which struck the paper with a unique hopping "grasshopper" movement.
- 1895
- Collections - Artifact
Williams Desk Typewriter, 1895
The Williams was part of the incredible flowering of diverse writing machines around the turn of the twentieth century. John Newton Williams' typewriter design featured a central platen with type bars arranged around it front and rear which struck the paper with a unique hopping "grasshopper" movement.
- Hammond Typewriter, Model No. 12, 1905-1915 - In the 1880s and 1890s, the demand for office machines led to an incredible flowering of typewriter technologies. Inventor James Bartlett Hammond of New York developed an innovative "type shuttle" for his typewriters which moved type cleanly and efficiently with few moving parts. The Hammond's unusual design was successful, and these portable, elegant typewriters were manufactured for half a century.
- 1909-1915
- Collections - Artifact
Hammond Typewriter, Model No. 12, 1905-1915
In the 1880s and 1890s, the demand for office machines led to an incredible flowering of typewriter technologies. Inventor James Bartlett Hammond of New York developed an innovative "type shuttle" for his typewriters which moved type cleanly and efficiently with few moving parts. The Hammond's unusual design was successful, and these portable, elegant typewriters were manufactured for half a century.
- Adix Adding Machine, 1903-1930 - The Adix adding machine provided fast, accurate calculations for single-column sums. Josef Pallweber patented the machine in 1903, and in 1904, the newly formed Adix Company began production of this small, convenient device with its exposed system of gears. Adix adding machines would remain in production for the next 26 years.
- 1903-1930
- Collections - Artifact
Adix Adding Machine, 1903-1930
The Adix adding machine provided fast, accurate calculations for single-column sums. Josef Pallweber patented the machine in 1903, and in 1904, the newly formed Adix Company began production of this small, convenient device with its exposed system of gears. Adix adding machines would remain in production for the next 26 years.
- Friden Electro-Mechanical Calculator, Model STW, 1949-1966 - Mechanical adding machines were indispensable office equipment used before the computer era. These devices were perfected by the American Arithmometer Company in 1886, spurred on by William Seward Burrough's desire to reduce drudgery in clerical arithmetic work. Transistors and electronic desktop calculators displaced adding machines in the 1950s; by the 1970s, microchips reduced calculators to the size of a shirt pocket.
- 1949-1966
- Collections - Artifact
Friden Electro-Mechanical Calculator, Model STW, 1949-1966
Mechanical adding machines were indispensable office equipment used before the computer era. These devices were perfected by the American Arithmometer Company in 1886, spurred on by William Seward Burrough's desire to reduce drudgery in clerical arithmetic work. Transistors and electronic desktop calculators displaced adding machines in the 1950s; by the 1970s, microchips reduced calculators to the size of a shirt pocket.
- Autocall Office Pager, Model 3745, Used by the Skinner Engine Company, circa 1945 -
- circa 1945
- Collections - Artifact
Autocall Office Pager, Model 3745, Used by the Skinner Engine Company, circa 1945
- Smith Corona Electric Typewriter, 1988 -
- 1988
- Collections - Artifact
Smith Corona Electric Typewriter, 1988
- Sholes Visible Desk Typewriter, 1901-1905 - Christopher Latham Sholes, a Milwaukee journalist, politician, and printer, invented the first commercially successful typewriter, the Sholes and Glidden, in the 1860s. He continued to make improvements in typewriter design throughout his career. This Sholes Visible, manufactured by a Wisconsin typewriter company, has an unusual feature: typebars at angles to the platen. This was Sholes' last patented typewriter design, ending a mostly successful career.
- 1901-1905
- Collections - Artifact
Sholes Visible Desk Typewriter, 1901-1905
Christopher Latham Sholes, a Milwaukee journalist, politician, and printer, invented the first commercially successful typewriter, the Sholes and Glidden, in the 1860s. He continued to make improvements in typewriter design throughout his career. This Sholes Visible, manufactured by a Wisconsin typewriter company, has an unusual feature: typebars at angles to the platen. This was Sholes' last patented typewriter design, ending a mostly successful career.
- Drive Adapter Accessory for Sun Motor Tester, 1945-1955 - A motor tester combined several different engine diagnostic instruments into a single unit. It was used to identify problems with ignition and electrical systems, vacuum pressure, engine speed (crankshaft revolutions per minute), and emissions. Racing driver Bobby Unser used this Sun motor tester and its accessories at the Unser garage in Albuquerque, New Mexico, early in his career.
- 1945-1955
- Collections - Artifact
Drive Adapter Accessory for Sun Motor Tester, 1945-1955
A motor tester combined several different engine diagnostic instruments into a single unit. It was used to identify problems with ignition and electrical systems, vacuum pressure, engine speed (crankshaft revolutions per minute), and emissions. Racing driver Bobby Unser used this Sun motor tester and its accessories at the Unser garage in Albuquerque, New Mexico, early in his career.
- Magneto Testing Cap for Sun Motor Tester, 1945-1955 - A motor tester combined several different engine diagnostic instruments into a single unit. It was used to identify problems with ignition and electrical systems, vacuum pressure, engine speed (crankshaft revolutions per minute), and emissions. Racing driver Bobby Unser used this Sun motor tester and its accessories at the Unser garage in Albuquerque, New Mexico, early in his career.
- 1945-1955
- Collections - Artifact
Magneto Testing Cap for Sun Motor Tester, 1945-1955
A motor tester combined several different engine diagnostic instruments into a single unit. It was used to identify problems with ignition and electrical systems, vacuum pressure, engine speed (crankshaft revolutions per minute), and emissions. Racing driver Bobby Unser used this Sun motor tester and its accessories at the Unser garage in Albuquerque, New Mexico, early in his career.
- Magneto Testing Cap for Sun Motor Tester, 1945-1955 - A motor tester combined several different engine diagnostic instruments into a single unit. It was used to identify problems with ignition and electrical systems, vacuum pressure, engine speed (crankshaft revolutions per minute), and emissions. Racing driver Bobby Unser used this Sun motor tester and its accessories at the Unser garage in Albuquerque, New Mexico, early in his career.
- 1945-1955
- Collections - Artifact
Magneto Testing Cap for Sun Motor Tester, 1945-1955
A motor tester combined several different engine diagnostic instruments into a single unit. It was used to identify problems with ignition and electrical systems, vacuum pressure, engine speed (crankshaft revolutions per minute), and emissions. Racing driver Bobby Unser used this Sun motor tester and its accessories at the Unser garage in Albuquerque, New Mexico, early in his career.