Subtitle varies.

Includes section "Bibliographie."

First series, t. 1-62, published 1861-1879; 2. sér., t. 1-76, published 1880-1900; 3. sér., t. 77-129, published 1901-1913; 4. sér., t. 130-131, published 1914.

Issues for 1861-1914 called also: 1.-54. année.

None published, July-Dec. 1870; in 1871-1872 and 1876-1883 the issues for each two year period were combined, giving 4 vols. for two years in place of 4 v. annually; in 1901-1902, 8 vols. for the two years instead of 4 vols.; although subtitle says "receuil mensuel" starting 1879, issues evidently were published quarterly.

Issued also on microfilm by the Library of Congress, and in microfiche and microcard formats by Microcard Editions.

In French; correspondence originally in other languages translated.