xl 
Proceedings. 
-Some Anglesey Dykes. Nos. I, II and III. 
- Various Crystalline Rocks. 
-“Eyes” of Pyrites and other Minerals in Slate. 
-Contortion and Metamorphism. 
--Geology of Mynydd Mawr. 
-Note on Blue Hornblende of Mynydd Mawr. 
—-— Shap Granite and Associated Rocks. 
Haughton, S. The Principle of Least Action in Nature, Illus¬ 
trated by Animal Mechanics. 
Hayes, C. W. Report on the Geology of Northeastern Ala¬ 
bama. 
-An Expedition Through the Yukon District. 
--The Overthrust Faults of the Southern Appalachians. 
Headden, Wm. P. The Production of Columbous and Tung- 
stous Oxides in Forming Compounds of Iron and Tin. 
Henshaw, S. List of the Coleoptera of America, North of 
Mexico. 
Hibsch, J. E. Geologie fur Land- und Forstwirte. 
• -Einige Gesteine aus Paraguay. 
-Gangformiges Auftreten von Doloritischen Nephelinit in 
der Umgebung des Schneckensteins im Bolimischen Mittelge- 
birge. 
--- Der Doleritstock und das Vorkommen Blei- und Silbererzen 
bei Rongstock im Bohmischen Mittelgebirge. 
Hicks, E. L. The Collection of Ancient Marbles at Leeds. 
Hilgard, E. W. Report of the Viticultural Work During Sea¬ 
sons 1883-4, 1884-5 and 1885-6. 
- Alkali Lands, Irrigation and Drainage, 1886. 
-- Reports on Examinations of Waters, Water Supply, etc., 
1889. 
• -Reports of Experiments on Methods of Fermentation, etc., 
1888. 
-Report on Agricultural Experiment Station of the Univer¬ 
sity of California, 1890. 
-Supplement to Biennial Report of Board of Regents of 
the College of Agriculture of the University of California, 
1879, 1887, and Supplement No. 1. 
-Sulphuring in Fruit Drying, Bulletins 80, 88-90, 92-96. 
