Part 11

--On the Cromer Cliffs. 4 pp., Ill.--Geol. Mag., April, 1880.

--On Some Natural Pits on the Heaths of Dorsetshire. 2 pp.--Quart. Journ. Geol. Soc'y, London, 1858.

--On Cirques and Toluses. 4 pp.--Geol. Mag., Jan., 1872.

--On a Worked Flint from the Buck-Earth of Crayford, Kent. 2 pp.--Geol. Mag., June, 1872.

=Frazer, Dr. Persifor.=

--General Notes on the New Orleans Industrial and Cotton Exhibition. 20 pp.--Journal Franklin Institution, June, 1885.

--The Eozoic and Lower Paleozoic in South Wales and their Comparison with their Appalachian Analogues. 18 pp.--Am. Inst. Min. Engin., Feb., 1883.

--Geological and Mineral Studies in Nuevo Leon and Coahuilla, Mexico. 36 pp., =III=, and maps.--Am. Inst. Min. Engin., Feb., 1884.

--Trap Dykes in the Archaean Rocks of Southeastern Pennsylvania. 4 pp.--Am. Phil. Soc., Oct. 17, 1884.

--Classification of Coals. 22 pp.--Trans. Am. Inst. Min. Engin., Vol. VI, 1879.

--Descriptive Table of Elements. 2 pp.--1891.

--The late International Geological Congress at Berlin. 4 pp.--Am. Phil. Soc'y, Nov. 20, 1885.

--Report of the American Committee of the International Congress of Geologists. 5 pp.--Proc. A. A. A. S., Vol. XXXV, August, 1886.

--General Notes on the Geology of York County, Penn. 20 pp.--Colored maps.

--On the Physical and Chemical Characteristics of a Trap occurring at Williamson's Point, Penn. 8 pp., 1 colored plate. Read before Am. Phil. Soc'y, Dec. 20, 1878.

--An Hypothesis of the Structure of the Copper Belt of the South Mountain. 4 pp., Ill.--Trans. Am. Inst. Min. Engin., June, 1883. Read at the Roanoke, Va., Meeting.

--A Broader Field for the U. S. Geological Survey. 4 pp.--Journ. Franklin Instit., Sept., 1888.

--The Peach Bottom Slates of the Lower Susquehanna, with sections of the Right and Left Banks. 5 pp., 3 pl.--Am. Inst. Min. Eng., Oct., 1883.

--Reply to a paper entitled "Notes on the Geology of Chester Valley and Vicinity." 8 pp.--Journ. Franklin Inst., April, 1884.

--Mr. Theodore D. Rand's Criticism of Vol. C_{4} Geology of Chester County, Penn. 6 pp.--Journ. Franklin Inst., Oct., 1883.

--Archaean Characters of the Rocks of the Nucleal Ranges of the Antilles. 1 p.--Brit. Assn., 1888.

--Notes on Fresh-Water Wells of the Atlantic Beach. 4 pp.--Journ. Franklin Inst., Sept., 1890.

--The Position of the American New Red Sandstone. 8 pp.--Trans. Am. Inst. Min. Engin., Vol. V.

--On the Traps of the Mesozoic Sandstone in York and Adams Counties, Penn. 13 pp., 4 pl.--Am. Phil. Soc'y, April 16, 1875.

--The Whopper Lode, Gunnison County, Colo. 10 pp.--Am. Inst. Min. Engin., Aug., 1880.

--Some Copper Deposits of Carroll County, Md. 8 pp., 1 pl.--Am. Inst. Min. Engin., Aug., 1880.

--A Convenient Device to be Applied to the Hand Compass. 1 p.--Am. Phil. Soc'y, Dec. 5, 1884.

--The Approaches to a Theory of the Causes of Magnetic Declination. 16 pp.--Am. Phil. Soc'y, Apr. 6, 1877.

--On Improvement in the Construction of the Hypsometric Aneroid.--Am. Phil. Soc'y, March 2, 1883.

--An Exfoliation of Rocks near Gettysburg. 2 pp.--Am. Phil. Soc'y, Dec. 4, 1874.

--Note on the New Geological Map of Europe. 6 pp.--Trans. Am. Inst. Min. Engin.

--Some Supposed Fossils from the Susquehanna River, just South of the Pennsylvania-Maryland Line. 3 pp., 1 pl.--Proc. Am. Phil. Soc'y XVIII, Sept. 18, 1879.

--Missing Ores of Iron. 12 pp., Ill.--Trans. Am. Inst. Min. Engin., Vol. VI, 1879.

--The Peach Bottom Slates of Southeastern York and Southern Lancaster Counties, Penn. 5 pp., 1. pl.--Trans. Am. Inst. Mining Engin., 1883.

--A Speculation on Protoplasm. 7 pp.--Am Nat., July, 1876.

--A Mirror for Illuminating Opaque Objects for the Projecting Microscope. 2 pp.--Am. Phil. Soc'y, Feb. 20, 1880.

--The Progress of Chemical Theory; Its Helps and Hindrances. 37 pp.--Journ. Franklin Instit., Apr., May and June, 1891.

--Mineral Formulæ. 6 pp.--Proc. Acad. Nat. Sci., Phila., July 7, 1874.

--Notes from the Literature on the Geology of Egypt, and Examination of the Syenitic Granite of the Obelisk which Lieut. Comd'r Gorringe, U. S. N., brought to New York. 27 pp., 4 pl.--Trans. Am. Inst. Mining Engin., 1883.

--Report of Committee on the International Congress of Geologists. 3 pp.--Proc. A. A. A. S., Vol. XXXIX, 1890.

--On Certain Trap Rocks from Brazil. 3 pp.--Proc. Acad. Sci., Phila., 1876.

--An Unjust Attack. 8 pp.--Am. Geol., Jan., 1889.

--The Philadelphia Meeting of the International Congress of Geologists. 10 pp., Am. Geol., June, 1890.

--Report of the Berlin International Geological Congress. 13 pp.--Am. Jour. Sci., XXX, December, 1885.

--Mesozoic Sandstone of the Atlantic Slope. 9 pp.--Am. Nat., May, 1879.

--Archæan-Paleozoic Contact near Philadelphia, Penn. 6 pp., 1 pl.--Proc. A. A. A. S., Vol. XXXIII, Sept., 1884.

--Report of the Sub-Committee of the Berlin Congress of Geologists on the Archæan. 80 pp.

--Crystallization. 11 pp., Ill.--Journal Franklin Inst., Aug., 1885.

--Origin of the Lower Silurian Limonites of York and Adams Counties, 6 pp.--Am. Phil. Soc'y, March 19, 1875.

--The Northern Serpentine Belt in Chester County, Pa. 8 pp.--Trans. Am. Inst. Min. Engin., 1883.

--The Persistence of Plant and Animal Life under Changing Conditions of Environment. 13 pp.--Am. Nat., June, 1890.

--International Congress of Geologists, 1886. 109 pp., 1 pl.

--International Congress of Geologists, Reports of the Sub-Committee appointed by the American Committee. 239 pp., 1888.

--Other Short Articles.

=Frisbie, Dr. J. F.=

--Glacial Moraines. 16 pp.

--Mountain Building and Mountain Sculpture. 13 pp.

--The Franconia Flume, the Causes that led to its Formation. 8 pp.

--Planet Building. 11 pp., 1 pl.

-- " " 17 pp., 2 pl.

=Geikie, Sir Archibald=, LL.D., D.Sc, F.R.S.E., P.G.S.

--Address to the Geological Section of the British Association. 23 pp.

--Address by Sir Archibald Geikie, President of British Association for the Advancement of Science. 1892. 24 pp.

--Progress of the Geological Survey in Scotland. 10 pp.--Proc. Royal Soc'y, Edinburgh, Vol. II, Session 1864-5.

--On the Tertiary Volcanic Rocks of the British Islands. 4 pp.--Proc. Royal Soc'y, Edinburgh, 1866-67.

--The History of Volcanic Action during the Tertiary Period in the British Islands (Abstract). 5 pp.--Proc. Royal Soc'y, Edin., 1888.

--Address delivered at the 36th Anniversary Meeting of the Edinburgh Geological Society. Also Notes for a Comparison of the Volcanic Geology of Central Scotland with that of Auvergne and the Eifel. 16 pp.--Trans. of the Edinburgh Geological Society, 1869-70, Vol. II, Part I.

--On Modern Denudation. 38 pp.--Trans. Geol. Soc'y of Glasgow, Vol. III, p. 153.

--On Denudation now in Progress. 6 pp.--Geol. Mag., Vol. I, No. 6, June, 1868.

--Earth Sculpture and the Huttonian School of Geology. The Inaugural Address Delivered at the 40th Anniversary Meeting of the Edinburgh Geological Society, Nov. 6, 1873.

--Recent Researches into the Origin and Age of the Highlands of Scotland and the West of Ireland. 19 pp.

--Royal Institute of Great Britain, 1889.

--The Cañons of the Far West.--Ibid., April 6, 1883. 4 pp.

--Rock-Weathering, as illustrated in Edinburgh Churchyards. 15 pp., 1 pl.--Proc. Royal Soc'y, Edinburgh, Vol. X., April 19, 1880.

--The Ancient Glaciers of the Rocky Mountains. 7 pp.--Am. Nat. Jan. 1881.

--The Ice Age in Britain.--Science Lectures for the People. 17 pp.

--The Old Man of Hoy. 6 pp., 1 pl.--Report Brit. Assoc., 1871.

--On the Old Red Sandstone of the South of Scotland. 12 pp., 1 pl.--Quarterly Journal Geol. Soc'y, Aug. 1860.

--On the Geology of Strath, Skye, (with descriptions of some Fossils from Skye, by T. Wright, M.D., F.R.S.E.) 36 pp., 1 pl.

--The History of Volcanic Action in the Area of the British Isles. 119 pp.--Quarterly Journal of the Geological Society of London, Vol. XLVIII, 1892.

--On the Supposed Pre-Cambrian Rocks of St. David's. 66 pp., 3 pl.--Quarterly Journal of the Geological Society, Aug. 1883.

--On the Tertiary Volcanic Rocks of the British Islands. 31 pp., 1 pl.

--The Geological Origin of the Present Scenery of Scotland. 21 pp. Ill.--The Journal of Travel and Natural History.

--On the Age of the Altered Limestone of Strath, Skye.--13 pp. Ill.--Quart. Journal Geol. Soc'y, 1888.

--Address of the President of the Geological Society of London, Feb. 20, 1891. 126 pp.

--The Origin of Coral Reefs. 13 pp. Ill.--Proc. Royal Physical Soc'y. Vol. VIII, p.; 1884.

--The "Pitchstone" of Eskdale, a retrospect and comparison of Geological Methods. Ibid, Vol V, 1880.

=Genth, F. A.=

--Ueber Nordamerikanische Tellur-und Wismuth-Mineralien. 14 pp.--Journal für Praktische Chemie, 1874.

--Ueber Lansfordit, Nesquehonit und Pseudomorphosen von Nesquehonit nach Lansfordit. (F. A. Genth und S. L. Penfield). 18 pp., 1 pl.--Zeit. für Krystallographie, 1890.

--Contributions to Mineralogy. 18 pp., 1 pl. Read before Am. Phil. Soc'y, Oct. 2, 1885.

--do. 21 pp. Read before Am. Phil. Soc'y, March 18, 1887.

--Investigation of Iron Ores and Limestones from Blair and Huntingdon counties, Pa. 26 pp.--Read before the Am. Phil. Soc'y, Feb. 6, 1874.

--Contributions to Mineralogy. 6 pp.--Am. Jour. Sci., Sept. 1889; 4 pp. Jan., 1890.

--do. with Crystallographic notes by S. L. Penfield. 9 pp.--Am. Jour. Sci., Sept., 1890; 10 pp. May, 1891: 6 pp. March, 1892.

--On American Tellurium and Bismuth Minerals. 9 pp.--Am. Phil. Soc'y, Aug. 21, 1874.

--On Herderite. 7 pp. Read before Am. Phil. Soc'y, Oct. 17, 1884.

--On Lansfordite, Nesquehonite, a New Mineral and Pseudomorphs of Nesquehonite after Lansfordite. 17 pp., 1 pl.--Am. Jour. Sci., Feb., 1890.

--The Minerals of North Carolina.--Bulletin 74, U. S. G. S. 120 pp.

--The Minerals and Mineral Localities of North Carolina. 122 pp.--Geol. of North Carolina, Vol. II, 1881.

--First Annual Report of Dr. F. A. Genth, Chemist of the Pennsylvania Board of Agriculture. 32 pp., 1878.

--Second Preliminary Report on the Mineralogy of Pennsylvania, with Analyses of Mineral Spring Waters. 38 pp.

--Ueber einige Tellur-und Vanad-Mineralien. 13 pp.--Zeit. für Krystallographie, etc., 1877.

--On the Equivalent of Cerium by the late Dr. Charles Wolf. 10 pp.--Am. Jour. Sci., May, 1868.

--Contributions to Mineralogy, No. 54; (with Crystallographic Notes by S. L. Penfield). 9 pp.--Am. Jour. Sci., Nov., 1892.

--On Penfieldite, a new species. 1 pp.--Am. Jour. Sci., Sept., 1892.

--Mineralogische Mittheilungen, by F. A. Genth (with Crystallographic Notes by S. L. Penfield). 10 pp. Ill.--"Zeit. für Krystallog." XVIII, 6, (1891).

--Examination of the North Carolina Uranium Minerals. 7 pp.--Am. Chem. Jour. Vol. I, Nos. 2 and 3.

--On some American Vanadium Minerals. 6 pp.--Am. Jour. Sci., July, 1876.

--On an undescribed Meteoric Iron from East Tennessee. 4 pp., 2 pl.--Proc. Acad. Nat. Sci. Phila., Dec. 28, 1886.

--Lansfordit, ein neues Mineral, 2 pp.

--On the Vanadates and Iodyrite, from Lake Valley, Sierra Co., New Mexico. 13 pp. Read before Am. Phil. Soc'y Apr. 17, 1885.

--Contributions to Mineralogy.--Am. Jour. Sci., Sept. 1859; March, 1862, May, 1868.

--Meteorology. 6 pp.

--Meteorology. 4 pp.--Am. Jour. Sci., Nov., 1861.

--Re-examination of the Tetradymite from Field's Gold Mine, Georgia.

--On Pyrophyllite from Schuylkill Co., Penn. Read before Am. Phil. Soc'y, July 18, 1878.

--Mineralogische Mittheilungen. 31 pp., 2 pl.--Zeit. für Krystallographie, 1885.

--Jarosite from Utah. 1 p.--Am. Jour. Sci., Jan., 1890.

--On Two Minerals from Delaware Co., Pa. 3 pp.--Proc. Acad. Sci. of Phila., 1889.

--Contributions from the Laboratory of the University of Pennsylvania.

=Gilbert, G. K.=

--The Colorado Plateau Region considered as a Field for Geological Study. 27 pp.--Am. Jour. Sci., July and August, 1876.

--The Strength of the Earth's Crust. 5 pp.--Bull. Geol. Soc. Am. Vol. I, 1889.

--The History of the Niagara River. 24 pp., 8 pl.--Sixth An. Rept. of Com. of State Reservation at Niagara, 1889.

--The Work of the International Congress of Geologists. 22 pp.--Am. Jour. Sci., Dec, 1887.

--The Sufficiency of Terrestrial Rotation for the Deflection of Streams. 6 pp.--Nat. Acad. Sci., 1884.

=Gordon, C. H.=

--Observations on the Keokuk Species of Agaricocrinus. 7 pp., 1 pl.--Am. Geol., May, 1890.

--On the Brecciated Character of the St. Louis Limestone. 9 pp., 2 pl.--Am. Nat., April, 1890.

--Proceedings of the Iowa Academy of Sciences for 1887, 1889, 1889. 101 pp.

--Quaternary Geology of Keokuk, Iowa, with Notes on the Underlying Rock Structure. 8 pp., 2 pl.

=Grant, Uly. S.=

--Notes on the Molluscan Fauna of Minnesota. 4 pp.--16th An. Rept. Geol. and Nat. Hist. Survey, Minn. (1887).

--Account of a Deserted Gorge of the Mississippi near Minnehaha Falls. 6 pp., 1 pl.

--Conchological Notes. 12 pp.--14th An. Rept. Geol. and Nat. Hist. Survey, Minn.

--The Stratigraphical Position of the Ogishke Conglomerate of Northeastern Minnesota. 8 pp.--Am. Geol. Vol. X, July, 1892.

--Report of Geological Observations made in Northeastern Minnesota during the Summer of 1888. 67 pp.--Geol. and Nat. Hist. Survey of Minn.; part IV. 17th An. Rept.

=Hall, C. W.=

--Notes on a Geological Excursion into Central Wisconsin. 18 pp., 1 pl.

=Hallock, William.=

--Chemical Action between Solids. 4 pp.--Am. Jour. Sci., May, 1889.

--The Flow of Solids or the Behavior of Solids under High Pressure. 8 pp.--Bull. U. S. G. S., No. 55.

--Ueber die Lichtgeschwindigkeit in verschiedenen Quartzflächen. 3 pp.--Annalen der Physik und Chemie, 1881. Bd. XII.

--Preliminary Report of Observations at the Deep Well at Wheeling, W. Va.--Proc. A. A. A. S., 1891, vol. XL.

=Harden, John Hy.=, M. E.

--Rock Salt Deposit of Huron and Bruce Counties, Ontario, Canada. 6 pp.--Proc. Engineer's Club. Phila., Vol. I, No. 3.

--The Construction of Maps in Relief. 23 pp., Ill., 1 pl.--Trans. Am. Inst. Min. Eng., 1887.

=Harpe, Phil. de la.=

--Description des Nummulites appartenant à la Zone supérieure des Falaises de Biarritz. 20 pp., 1 pl.--Bulletin de la Société de Borda, 1879.

--Une Échelle des Nummulites ou Tableau de la distribution stratigraphique des Espèces de Nummulites. 5 pp.--"Verhandlungen" de la Soc. Helv. des Sc. Nat., session de St. Gall, 1879.

--Note sur les Nummulites des Alpes occidentales. 6 pp.--Extrait des actes de la Soc. Helv. des Sc. Nat., 1877.

--Note sur les Nummulites des environs de Nice et de Menton. 22 pp., 1 pl.--Bulletin de la Société Geologique de France, Octobre, 1877.

--Ossements appartenant à L'Anthracotherium Magnum recueillis dans les Lignites des environs de Lausanne. 14 pp.--Bulletin de la Soc. vaud. des Sc. Nat., 1854.

--Note sur la Géologie des environs de Louèche-les-Bains. 32 pp., 1 pl.--Bulletin de la Soc. vaud. des Sc. Nat., 1877.

--Étude sur les Nummulites du Comté de Nice suivie d'une Échelle des Nummulites ou Tableau de la distribution stratigraphique des Espèces de ce genre. 44 pp., 1 pl.--Bulletin de la Soc. vaud. des Sc. Nat.

--Nummulites des Alpes Francaises. 26 pp.--Bulletin de la Soc. vaud. Sc. Nat. XVI, 82.

--Description des Nummulites des Falaises de Biarritz. 16 pp., 1 pl.--Extrait du Bulletin de la Société de Borda, 1881.

--Description des Nummulites appartenant à la Zone inférieure des Falaises de Biarritz des environs de la Villa Bruce jusqu'à Handia. 44 pp.--Bulletin de la Société de Borda, 1881.

--Description des Nummulites appartenant à la Zone moyenne des Falaises de Biarritz. 8 pp., Ill.--Bulletin de la Société de Borda, 1880.

=Hayes, C. Willard.=

--The Overthrust Faults of the Southern Appalachians. 14 pp., 2 pl.--Bulletin Geol. Soc. Am., Vol. II, pp. 141-154.

--Report on the Geology of Northeastern Alabama and Adjacent Portions of Georgia and Tennessee. 84 pp., 1 pl., 1 map.--Bulletin No. 4, Geol. Surv. of Alabama.

--An Expedition through the Yukon District. 46 pp., 3 maps.--Nat. Geog. Mag.

=Heyes, J. F.=, M.A.

--Aspects of Imperial Federation. 8 pp.

--Scientific Aspects of Imperial Unity.--European Mail.

--The Recognition of Geography. 7 pp.

(_Further acknowledgments of pamphlets and of specimens will be made in the next issue._)

* * * * *

Transcriber Note

Illustrations were moved so as to not split paragraphs. Minor errors were corrected.