Observations de l'étoile double 42 Comae Ber
Subtitle: et première ébauche des éléments de son orbite
Published: 1866
Place of publication: [Rome]
Language: fre
Number of pages: 266
Notes: From: Atti dell'Accademia pontificia de'Nuovi Lincei, 8 aprile 1866.

Rare Book copy: No. 8 of a bound volume of 14 related works