68 



Catalogue of the publications of the U. S. geological Survey 



F. V. Hay den 2:d edit. 

 The grotto Geyser of the Yellovvstone Nationalpark by F. V. 



H ay d en. 



The Academy of nakiral sciences of Philadelphia. 

 Proeeedings 1876. 



The American Academy of arts and sciences, Boston 

 and Cambridge. 

 Proeeedings New Series Vol. IV. 



The Boston Society of natur al history. 

 Proeeedings Vol. XVIII 3, 4. 

 Memoirs Vol. II p. 4 N:o 5. 



The Lyceum of naturalhi story of Nen-- York. 

 Annals Vol. X 12—14, XI 1—8. 

 Proeeedings II:d Series 2 — 4. 



The Museum of comparative zoology in Cambridge. 

 Annual report of the Trustees 1864, 1867, 1869, 1874. 

 Memoirs Vol. II 9, IV 10, V 1. 

 Bulletin Vol. I 1 — 13, II 1—5, III 1—16. 

 Illustrated Catalogue III, IV, V I, VII 1—4, VIII 1, 2. 



The Connecticut Academy of arts and sciences. 

 Transaetions Vol. IV 1. 



The United States Nav al Ohservatory. 

 Astronomical Observations 1847. Vol. III. 

 Astronomical and meteorological Observations during the year 

 1872, 1873. 



The Cincinnati Ohservatory. 

 Publications: I Catalogue of 50 new double stars by K. A. 

 H o w e. 



