I see this on eBay - it might interest some, and at $10 it will not break the bank
http://www.ebay.ca/itm/1968-Scientific-American-Magazine-Cesium-Clock-Standards-Measurement-DNA-Dis-/381078816062 BTW, does anyone know why the Amateur Scientist column was dropped in Scientific American? Perhaps the thought they might get sued if a suggestion was made to use anything more dangerous than a teaspoon of salt! Dave _______________________________________________ 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.