Alexander Graham Bell's Telephone Patent Drawing and Oath. 03 07 1876

---

Alexander Graham Bell's Telephone Patent Drawing and Oath.

---

Size: 3600px × 4998px
Photo credit: © Photo Researchers / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: alexander, bell, communication, graham, historic, historical, history, invention, inventor, inventors, patent, patents, phone, science, scientific, scientists, technology, telecommunications, telephone