1881.] ' Presents. (pj^^ 



Presented by A. J. Ellis, F.R.S. (continued) : — 



Schron (L.) Table d' Interpolation pour le Calcul des Parties Pro- 



portionelles, &c. 8vo. Paris 1873. 

 Steinhauser (A.) Knrze Hilfstafel zur bequemen Berechnung 



funfzehnstelliger Logaritbmen. 8vo. Wien 1865. 

 Wace (Rev. Henry) On tbe Calculation of Logarithms. 8vo. 



[London 1873.] 



