Object Details
- Description
- 7-day thermograph that probably dates from the early 20th century. The inscriptions read “Richard Freres Constructeurs Brevetes Paris" and "Made in France" and "39990."
- Location
- Currently not on view
- Data Source
- National Museum of American History
- Measurements
- overall: 16.5 cm x 23 cm x 12.7 cm; 6 1/2 in x 9 1/16 in x 5 in
- overall: 7 1/4 in x 13 3/8 in x 5 5/16 in; 18.415 cm x 33.9725 cm x 13.49375 cm
- Object Name
- thermograph
