Exhibition Hall at the Patent Officeam portant to Manufacturers. Fire-proof Paint for Bridges. The Pitch of Gears. Smoke-consuming Stoves., scientific american, 1865-11-25

---

Exhibition Hall at the Patent Officeam portant to Manufacturers. Fire-proof Paint for Bridges. The Pitch of Gears. Smoke-consuming Stoves., scientific american, 1865-11-25

---

Size: 2835px × 4031px
Location:
Photo credit: © Corantos / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: .., 1865-11-25, american, analysis, bridges, broadsheet, curious, developments, discover, discovery, education, emerging, engravings, exhibition, experiment, fire-proof, gears, hall, health, industrial, innovation, insights, inventions, inventor, journal, lab, magazine, manufacturers, mind, monthly, officeam, paint, paper, patent, patented, pitch, portant, publication, research, revolution, sa, sciam, science, sciences, scientific, scientist, smoke-consuming, states, stoves, sustainability, tech, technology, trends, united, weekly, works