[Milsurplus] Quartz crystals at war - the book

[Al Klase]

Ken,

I think you're looking for "Crystal Clear: The Struggle for Reliable 
Communications Technology in World War II
Google same.

AL


On 10/25/2025 10:33 PM, Ken Kinderman wrote:
> Someone recently mentioned a book about the procurement of quartz during World War 2. Can anyone help me pull up the title? It has to be an interesting story because linked to Roosevelt's policy of cozying up to Brazil and other South American countries that were also being romanced by the Germans looking for strategic materials... quartz for radios and lignum vitae for shaft bearings on Liberty Ships, among others.
>
> (still need to look at that YouTube video)
>
> Thanks,
>
> Ken
> W2EWL
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-- 
ARK Sig Block Al Klase - N3FRQ
Jersey City, NJ
http://www.skywaves.ar88.net/

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