90 MEMOIRS OF THE NATIONAL ACADEMY OF SCIENCES. 



II. — Corrigenda in the catalogues of volume VI of the Bonn observations. 



III. — Corrigenda in Weisse^s Catalogue of BesseVs Zones between —15° and +15° of declination. 

 Note. — The following list contains only the correetious found additional to the many errors known before. 



