[Morse recorder made by Samuel F. B. Morse.]
[Telegraph.]
[Woman at a telegraph machine.]
[Morse Relay machine.]
Marconi, Wireless Telegraphing.
Marconi, Wireless Telegraphing Apparatus.
Marconi, Wireless Telegraph Inc.
Communications, Marconi, Wireless Telegraph Inc.
[Marconi, Wireless Telegraphing.]
Communications, Marconi's Wireless Telegraphing Apparatus.
N.Y. Cruiser--Mast 150 Ft. High, Wireless Telegraphing, Where Messages Are Sent to B.S. Mass.
Wireless Telegraphing--N.Y. Cruiser--Mast 150 Ft. High--Where Messages Are Sent to B.S. Mass.