Contributions in French, English, German or Danish.
Vols. 21-30 issued in two subseries, "Série chimique" and "Série physiologique"; beginning v. 31, the subseries recombined, continuing the vol. numbering of the "Série chimique."
Vols. 1-4 issued also as a separately paged section called "Résumé en française" of the Laboratory's Meddelelser.