$1!9(!KE'\4!WD'Y$(B:s = On the revolutions - Copernicus, Nicolaus; $1!6:!L}!;Os; $1'=G'Us!9(s ($1!4I!0a!+:s $1!6F'43!4l'CU'`y(B,s)
Translation of: On the revolutions.
Keywords: Astronomy Early works to 1800.; Copernicus, Nicolaus, 1473-1543.