| 1808 Varle, Charles. A Map of Frederick and Washington Counties. Philadelphia: Francis Shallus, 1808. Reproduction., 1983. Geo. Peab. Library Card Catalog # Folio 911.752 V37 1983. 84.5 x 47.5 cm. | George Peabody Library | | 1808 Varle, Charles. A Map of Frederick and Washington Counties. Philadelphia: [Francis Shallus], 1808. 2 sheets. Photostat. 45.5 x 48 cm. | George Peabody Library | | 1835 Oneale, H.G. Point of Rocks. Handwritten copy of a manuscript, 1835. 43.5 x 33 cm. | George Peabody Library | 1894 Frederick Sheet, 1889. U.S. Geological Survey, 1894. Reprinted, 1903. 42 x 51 cm. | George Peabody Library | 1906 Rockville Quadrangle, 1906. U.S. Geological Survey, 1908. 42 x 51 cm | George Peabody Library | 1907 Ijamsville Quadrangle, 1907. U.S. Geological Survey, 1909. Reprinted, 1922. 42 x 51 cm. | George Peabody Library | | 1879 Oakland Quadrangle, 1879. U.S. Geological Survey, 1900. 42 x 51 cm. | George Peabody Library | 1898 Accident Quadrangle, 1898. U.S. Geological Survey, 1900. 42 x 51 cm. | George Peabody Library | 1898 Granstville Quadrangle, 1898. U.S. Geological Survey, 1904. 42 x 51 cm. | George Peabody Library |
|