../ Des_astres_invisibles_in_Laplace_Exposition_du_..> 16-Oct-2020 09:49 2511051 Invisible_stars_in_Laplace_The_System_of_the_Wo..> 16-Oct-2020 09:49 1667180 Laplace_Beweis_des_Satzes_---_Allg_geogr_Epheme..> 17-Oct-2020 16:05 886017 Laplace_Proof_of_the_theorem_---_in_Hawking_Ell..> 17-Oct-2020 16:05 143961