Science museum in Philadelphia, Pennsylvania
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Franklin Institute
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- Journals
The Franklin journal and American mechanics' magazine.
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- Online
On the relation of moisture in air to health and comfort / by Robt. Briggs.
Briggs, Robert, 1822-1882.Date: [1878]- Journals
Journal of the Franklin Institute.
- Books
- Online
On the relation of moisture in air to health and comfort / by Robt. Briggs.
Briggs, Robert, 1822-1882.Date: [1878]