Reference Index
Carpenter’s Combination Tool
Prototype of combination carpenters level and square by John Graham (c. 1867). The tool combines several carpentry tools including a bevel, marker, gauge,try-square, and level. A Swiss-Army knife of woodworking measurement tools.
Reference Number: RF.TOL.06
Date of Production: C. 18th Century
Source Information: National Museum of American History MC.210834.01
Prototype of combination carpenters level and square by John Graham (c. 1867). The tool combines several carpentry tools including a bevel, marker, gauge,try-square, and level. A Swiss-Army knife of woodworking measurement tools.
Reference Number: RF.TOL.06
Date of Production: C. 18th Century
Source Information: National Museum of American History MC.210834.01
Ivory Ruler
Ivory ruler in seven folding sections. Shown along side octagonal green hinged case. Late 18th century
Ivory ruler in seven folding sections. Shown along side octagonal green hinged case. Late 18th century
Reference Number: RF.TOL.06
Date of Production: C. 18th Century
Telescopic Level
Early prototype for telescopic level by John Clark.
Reference Number: RF.TOL.04
Date of Production: C. 1879
Early prototype for telescopic level by John Clark.
Reference Number: RF.TOL.04
Date of Production: C. 1879
Paper Pens
Paper pens made by inmates at Pelican Bay State Prison. Because the plastic casing of the pen can be used to make potential weapons, the inmates are just given the inkwell. To make the inkwell useable, it is wrapped with paper to increase the diameter and string to secure the paper and provide grip.
Reference Number: RF.TOL.07
Date of Production: C.1990-2000
Source Information: Mmusemm MC.210834.01
Paper pens made by inmates at Pelican Bay State Prison. Because the plastic casing of the pen can be used to make potential weapons, the inmates are just given the inkwell. To make the inkwell useable, it is wrapped with paper to increase the diameter and string to secure the paper and provide grip.
Reference Number: RF.TOL.07
Date of Production: C.1990-2000
Source Information: Mmusemm MC.210834.01
Naval Lantern
Facilisis fermentum id ante et pretium. Nunc posuere condimentum nulla, ac eleifend justo egestas vitae. Nam commodo, diam vel facilisis tincidunt, ipsum sem tristique massa, et sagittis lectus felis quis ante. Praesent tempor neque eget augue imperdiet.
Reference Number: RF.TOL.07
Date of Production: C.1990-2000
Source Information: Mmusemm MC.210834.01
Facilisis fermentum id ante et pretium. Nunc posuere condimentum nulla, ac eleifend justo egestas vitae. Nam commodo, diam vel facilisis tincidunt, ipsum sem tristique massa, et sagittis lectus felis quis ante. Praesent tempor neque eget augue imperdiet.
Reference Number: RF.TOL.07
Date of Production: C.1990-2000
Source Information: Mmusemm MC.210834.01