![Arc of Empire: The Federal Telegraph Company, the U.S. Navy, and the Beginnings of Silicon Valley | Business History Review | Cambridge Core Arc of Empire: The Federal Telegraph Company, the U.S. Navy, and the Beginnings of Silicon Valley | Business History Review | Cambridge Core](https://static.cambridge.org/binary/version/id/urn:cambridge.org:id:binary-alt:20170803103503-34164-mediumThumb-S0007680517000630_fig2g.jpg?pub-status=live)
Arc of Empire: The Federal Telegraph Company, the U.S. Navy, and the Beginnings of Silicon Valley | Business History Review | Cambridge Core
![Arc of Empire: The Federal Telegraph Company, the U.S. Navy, and the Beginnings of Silicon Valley | Business History Review | Cambridge Core Arc of Empire: The Federal Telegraph Company, the U.S. Navy, and the Beginnings of Silicon Valley | Business History Review | Cambridge Core](https://static.cambridge.org/binary/version/id/urn:cambridge.org:id:binary-alt:20170803103503-73510-mediumThumb-S0007680517000630_fig1g.jpg?pub-status=live)
Arc of Empire: The Federal Telegraph Company, the U.S. Navy, and the Beginnings of Silicon Valley | Business History Review | Cambridge Core
![Samuel F.B. Morse gave the first public telegraph demonstration 178 years ago in Baltimore. The federal government was less than impressed. Samuel F.B. Morse gave the first public telegraph demonstration 178 years ago in Baltimore. The federal government was less than impressed.](https://www.baltimoresun.com/resizer/VfFlN6Yf6WrNtKeKZoZAlt4pGAE=/1200x630/filters:format(jpg):quality(70)/cloudfront-us-east-1.images.arcpublishing.com/tronc/MK5CTB5EIBF6PFPN7UNDZRPK7M.jpg)
Samuel F.B. Morse gave the first public telegraph demonstration 178 years ago in Baltimore. The federal government was less than impressed.
![Workmen at Federal Telegraph smoothing two castings for 80-ton magnets. The tall central pole had to be machined down for use in the cyclotron. Morgue 1944-45 (P-1) [Photographer: Donald Cooksey] - NARA Workmen at Federal Telegraph smoothing two castings for 80-ton magnets. The tall central pole had to be machined down for use in the cyclotron. Morgue 1944-45 (P-1) [Photographer: Donald Cooksey] - NARA](https://cdn10.picryl.com/photo/2014/12/31/workmen-at-federal-telegraph-smoothing-two-castings-for-80-ton-magnets-the-131bd0-1024.jpg)