Search
Now showing items 1-10 of 45
Map Showing the Distribution of the Silurian Formations of Maryland
(Baltimore: Maryland Geological Survey, 1922)
Scale 1:190,080. Map is from Maryland Geological Survey, 1922; Systematic Report, Silurian, Plate I. Size of original printed map height 19.25 inches, width 8.00 inches.
Map Showing the Distribution of the Lower Cretaceous Formations of Maryland
(Baltimore: Maryland Geological Survey, 1911)
Scale 1:312,500. Size of original printed map height 18.50 inches, width 19.25 inches.
Map Showing the Counties of Maryland During the Period 1740-1773
(Baltimore: Maryland Geological Survey, 1906)
Scale 1:1,900,800. Map is from Maryland Geological Survey, 1906; Volume 6, Plate 44. Size of original printed map height 4.75 inches, width 8.25 inches.
Map Showing the Distribution of the Lower Kittanning Coal of Maryland
(Baltimore: Maryland Geological Survey, 1904)
Scale 1:380,160. Map is from Maryland Geological Survey, 1904; Volume 5, Plate 24. Size of original printed map height 6.75 inches, width 8 inches.
Map showing the Distribution of the Granites, Gneisses and Allied Rocks in Maryland
(Baltimore: Maryland Geological Survey, 1898)
Scale 1:1,000,000. Map is from Maryland Geological Survey, 1898; Volume 2, Plate 7. Size of original printed map height 5 inches, width 8 inches.
Map of Central Cecil County showing Areal Distribution of Clay- Bearing Formations of the Potomac Group
(Baltimore: Maryland Geological Survey, 1902)
Scale 1:62,500. Map is from Maryland Geological Survey, 1902; Volume 4, Plate XLV. Size of original printed map height 6.25 inches, width 7.75 inches.
Map of Central Maryland showing Rocks Yielding Residual Clays
(Baltimore: Maryland Geological Survey, 1902)
Scale 1:1,250,000. Map is from Maryland Geological Survey, 1902; Volume 4, Plate LVIII. Size of original printed map height 5.25 inches, width 7.5 inches.
Map Showing the Distribution of the Upper Sewickley Coal of Maryland
(Baltimore: Maryland Geological Survey, 1904)
Scale 1:380,160. Map is from Maryland Geological Survey, 1904; Volume 5, Plate 34. Size of original printed map height 6.75 inches, width 4 inches.
Map Showing the Areal Distribution of the Formations of the Potomac Group in Maryland (Plate XXLXa)
(Baltimore: Maryland Geological Survey, 1902)
Scale 1:500,000. Map is from Maryland Geological Survey, 1902; Volume 4, Plate XXLXa. Size of original printed map height 7.5 inches, width 4.75 inches
Map Showing the Counties of Maryland During the Period 1670-1680
(Baltimore: Maryland Geological Survey, 1906)
Scale 1:1,900,800. Map is from Maryland Geological Survey, 1906; Volume 6, Plate 41. Size of original printed map height 4.75 inches, width 8.25 inches.