Browse Items (3 total)

  • Tags: 19C

American Thompson Steam Gauge

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Physical Description:The Thompson Improved Steam Indicator comes in a dark stained wooden box   285mm wide, 207mm deep, and 240mm tall.  It opens about halfway up its height to reveal a number of objects.  The box, as well as various components, are…

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Pantometer (Vernier Surveyor's Cross with Compass)

Pantometer(SocSci) - 1 copy.JPG
Physical description: A nickeled brass surveyor's cross in a wooden fitted case. The cross consists of a cylinder with a compass on the top and a gimbaled socket on the bottom for mounting on a stake or tripod. The main body of the instrument…

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Pressure Gage Testing Apparatus

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Physical Description A brass pressure gauge testing apparatus kit inside a fitted wooden case. The kit consists of a wooden base, brass cylinders, a reflective metallic weigh plate, four bolts, an oil pan, two notepads, and a steel wrench. The main…