Presents. 



405 



Washington (Major F. P.) Lecture on the Methods and Processes 

 of the Ordnance Survey. 8vo. 1890. The Author. 



r oodward (A. S.) and C. D. Shei-born's Catalogue of British. Fossil 

 Vertebrata. Supplement for 1890. [Extracted from Geol.Mag.] 

 8vo. Hertford 1891. The Authors 



r olf (B.) Astronomisohe Mittheilungen. No. 76. 8vo. [Ztmc/i] 

 1890. Dr. Wolf. 



