380 BIBLIOGRAPHY AND CARTOGRAPHY

1873.

ASHER and ADAMS. Delaware, Maryland, Virginia, West Virginia
and District of Columbia.

Asher & Adams, Atlas and Gazetteer of the United States. New York,
1873.

15 3/4x22 3/8, roughly hachured. Scale 20 miles to an inch (roughly drawn map).
(Peabody.)

BLODGET, L. Cliinatological Map of Maryland.

New Topographic Atlas of Maryland, by Martenet, Walling and Gray.
Baltimore, 1873.

Scale 10 miles to an inch. (Peabody.)

GRAY, F. A. A New railroad map of the states of Maryland, Dela-
ware and the District of Columbia compiled and drawn by Frank
Arnold Gray 1873.

24x1 4 1/2, counties colored. Scale 10 miles to an inch. (Peabody.)

HITCHCOCK, C. H., and BLAKE, W. P. Geological map of the
United States.

Statistics of mines and mining in the States and Territories west of the
Rocky Mountains (Raymond), p. 480. Washington, 1873.
33x21, nine colors. Scale about 90 miles to an inch.

LUKE, J. D. Atlas of Frederick County. 4°. Phila. C. A. Titus
& Co. 1873.

(Williams.)

MACFARLANE, JAMES. Map showing the coal fields of the United
States.

The coal regions of America. New York, 1873.

13 3/4x23 1/2 " black etching," roughly hand-colored, about 58 miles to an inch.
(Peabody.)

———— A Topographical map of the Cumberland or Piedmont
coal regions.

The coal regions of America. New York, 1873.
4 1/4x7 3/4, hachured. Scale 3 miles to an inch. (Peabody.)

———— Map of the Cumberland Coal Basin.
The coal regions of America. New York, 1873.
4 1/4x7 3/4, hachured. Scale 3 miles to an inch. (Peabody.)

MARTENET, S. J., WALLING, H. F., GRAY, F. A. New Topo-
graphic Atlas of Maryland, with historical, scientific and statistical
descriptions, and map of the United States, by Martenet, Walling &
Gray. Baltimore, 1873.