Results for "alfred vail samuel morse"
Drawing of the Electromagnetic Telegraph and Alpha Code
- Date: c. 1844
- Creator: Vail, Alfred
- Creator: Vail, Alfred
Notes on the Operation of Telegraph Lines
- Date: c. 1850
- Creator: Vail, Alfred
- Creator: Vail, Alfred
Electromagnetic Telegraph Exhibit, United States National Museum
- Date: 1890 Circa 1890s
- Creator: United States National Museum Photographic Laboratory
Baird's Atlas
- Date: 1850s - 1870s
- Creator: Baird, Spencer Fullerton 1823-1887
- Creator: Baird, Spencer Fullerton 1823-1887
