00430nam a2200145Ia 4500003000900000008004100009040001600050080001200066100001900078245007300097260004800170300001300218650004100231650001200272IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a50bRIT  aRitchie, A. D. 0aReflections on the philosophy of Sir Arthur EddingtoncA. D. Ritchie  aCambridgebCambridge University Pressc1948  aix, 38p.  aAstronomy and Astrophysics Thesaurus  aScience