Hi The story of the crystal etching process is true, and Dr. Bottom did play a part in it. He also spent a *lot* of the next decades publicizing all of that. Others who were there at the time had slightly different stories to tell, at least in private.
Bob On Aug 2, 2013, at 1:10 PM, Pete Lancashire <p...@petelancashire.com> wrote: > A paper on the effort in WWII and some of the problems > > ... millions f the unetched units were destroyed... > > http://www.ieee-uffc.org/main/history-bottom.asp > > > > > On Wed, Jul 31, 2013 at 5:59 PM, Alberto di Bene <dib...@usa.net> wrote: > >> A really fascinating story in pictures of the preparation and manufacture >> of quartz crystals for radio communication. >> Dating back to 1943... how times have changed... >> >> Copied from another list. >> >> http://archive.org/details/**6101_Crystals_Go_to_War_01_20_**16_21<http://archive.org/details/6101_Crystals_Go_to_War_01_20_16_21> >> >> 73 Alberto I2PHD >> >> >> >> ______________________________**_________________ >> time-nuts mailing list -- time-nuts@febo.com >> To unsubscribe, go to https://www.febo.com/cgi-bin/** >> mailman/listinfo/time-nuts<https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts> >> and follow the instructions there. >> > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.