29 May
2015
29 May
'15
3:28 a.m.
Nuclear Clocks, by Henry Faul 49070 [Subtitle: Revised] [Link: http://www.gutenberg.org/4/9/0/7/49070 ] [Files: ; 49070-0.txt; 49070-h.htm] Thanks to Stephen Hutcheson, Dave Morgan and the Online Distributed Proofreading Team at http://www.pgdp.net Regards, Al