Proceedings, American Philosophical Society (vol. 133, no. 3)

accelerators acceptance American announcement appeared areas assistant astronomy beam become beginning called century classical collection colliders concerned continued courage course Dana daughter death discourse discussed early edition editor Einstein electron energy establish example fact fear February field final follow fossils foundation give Hall Hawn Hayden hero Herschel hope human important Institute interest Journal kind King knowledge language late later Lear learned least letters limits look March mean Meek Meek's month moved Nathan nature never observer once original particles period Permian philosophers play political possible Press problem Professor publication published question reference Rousseau sage scientific seems shows social SOCIETY Stachel stars Swallow things thought tion turn University virtue Volume wanted writings written wrote