MARCONI WIRELESS TELEGRAPHY c1919 LIFEBOAT SPARK TRANSMITTER Type 241C

[Nan and Sandy Sanders]

These were in use much longer than you might think. A ham I knew in 
Baltimore said he signed an inspection on a spark transmitter in a 
life boat on the mid 1950s.
      Sandy
     WB5MMB


At 10:22 AM 11/3/2014, Richard O'Neill wrote:

> 
>http://www.ebay.com/itm/MARCONI-WIRELESS-TELEGRAPHY-c1919-LIFEBOAT-SPARK-TRANSMITTER-Type-241C-RARE-/331364365484?ssPageName=ADME:SS:SS:US:3160
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