Bulletin.

Vol. 10 is in two parts; vol. 27-81 in three parts: 1. Sciences historiques; 2. Sciences naturelles; 3. Comptes rendus.The vols. are numbered both consecutively and by series: v.1-20. 1847-66; v.21-32 (2d ser. v.1-12), 1868-78; v.33-50 (3d ser. v.1-20), 1879-96; v.51-71 (4th ser. v.1-21), 1897-1917; v.72-90 (5th ser. v.2-20), 1918-1936. After vol. 90 only consecutive vol. numbering used. 3d series irregularly numbered.Mode of access: Internet