Calorimeter
- Object Name:
- Calorimeter
- Object ID:
- 2003.021.01
- Creator:
- Troemner, Henry
Manufacturer - Place of Origin:
- Philadelphia, PA
- Date:
- 1853-1900
- Description:
- Balance used as gas calorimeter at gas plant on Bridge Street in Nashua, NH. Cast steel, painted black with gilt decoration. Raised gilt number "2" in center of base. Stenciled gilt lettering on top of base: "HENRY TROEMNER. / PHILADELPHIA." Ornate cast curved beam. Flat brass pan, 7.35" diam., for holding weights. Pan has threaded vertical shaft and conical support with a lead weight under it. Other side has four-armed holder on conical support, for copper measure. Polished brass rule with sliding weight, marked in increments of 1/10 of a pound, from 0 to 100. Right end of rule stamped "1/10 OF 1 LB." Ruled vertical brass arm and needle to indicate balance point. Two knurled adjustment knobs.
- Material:
- Metal
Steel - Dimensions:
- H-10.3 W-18 D-7.5 inches
- Provenance:
- Belonged to donor's father, Charles R. Prichard, Jr., president and chairman of Gas Service, Inc., which bought the Nashua gas works property from Public Service Co. in 1945. The calorimeter was found in the gas plant at that time.
- Credit Line:
- Gift of Joan Prichard Cudhea in memory of Charles R. Prichard, Jr.
- People:
- Prichard, Charles R.
Electronic Resources are only available to New Hampshire Historical Society members. To access electronic resources, please join the New Hampshire Historical Society.