396 BIBLIOGRAPHY AND CARTOGRAPHY

———— Topographical Sheets. Wicomico.

First edition (last edition, 1895), 13 5/8x17 1/2, 20 feet contour. Scale 1/62500.

VAN HISE, C. R. Geological Map of the Northeastern States, show-
ing pre-Cambrian and Crystalline rocks. After McGee and Hitch-
cock.

Bull. U. S. Geol. Survey No. 86. Washington, 1892. p. 349.

5 3/4x5 1/4, three colors. Scale 1/7600000. (J. H. U.)

WILLIAMS, GEO. H. (Editor). Geological Map of Baltimore and
Vicinity.

Published by the Johns Hopkins University on the topographic base of
the U. S. Geological Survey.

23 1/4x24, contour 20 feet, 18 colors. Scale 1/62500. (J. H. U.)

———— Same, without geological formations.

———— (editor). Baltimore Sheet (U. S. G. S. preliminary edi-
tion).

Guide to Baltimore, 1S92.

17 colors and patterns. Scale 1/62500. Crystalline rocks by G. H. Williams, Sedi-
mentary rocks by N. H. Darton.

———— Baltimore.

Guide to Baltimore, Amer. Inst. Min. Eng., 1892. Lith. by Hoen.
16x13 3/4, plan of streets, certain places in red. Scale 2 7/8 inches to a mile.

1893.

DARTON, N H. Magothy and Associated Formations in North-
eastern Maryland.

Amer. Jour. Sci., 3rd ser., vol. xlv, 1893, p. 409.
3x4 1/2. Scale 16 miles to an inch.

HARRIS, G. D. Map & Stratigraphy of Calvert Cliffs, Md.
Amer. Jour. Sci., 3rd ser., vol. xlv, 1893, p. 23.
5 3/8x6 1/2. Scale about 5 miles to an inch.

McGEE, W J Reconnoissance Map of the Distribution of the
Geologic System so far as known.

14th Ann. Rept. U. S. Geol. Survey, part i. Washington, 1894. Pocket.
13 sheets, 28 1/4x17 1/2. contoured, colored. Scale about 110 miles to an inch.

MARYLAND STATE WEATHER SERVICE. Map of Maryland and Del-
aware showing the Precipitation and lines of mean temperature for
1893.

Monthly Report, 1893-4, vol. iii and vol. iv.
Maps given for each month in the year.