Geologic map of the Loudoun County portion of the Middleburg quadrangle, Virginia / U.S. Department of the Interior, U.S. Geological Survey ; prepared in cooperation with Loudoun County Department of Natural Resources ; by Stephen W. Kline, Peter T. Lytle, and Albert J. Froelich.
| Author/creator | Geological Survey (U.S.) |
| Format | Microform |
| Publication Info | [Reston, VA] : [The Survey] ; [Denver, Colo.] : [USGS Information Services], 1990. |
| Description | 1 map. |
| Subjects |
| Other author/creator | Kline, Stephen W. |
| Other author/creator | Lyttle, Peter T. |
| Other author/creator | Froelich, A. J. (Albert Joseph), 1929- |
| Other author/creator | Loudoun County (Va.). Department of Natural Resources. |
| Portion of title | Loudoun County portion of the Middleburg quadrangle, Virginia |
| Cartographic data | Scale 1:24,000 (W 77⁰45ʹ00ʺ--W 77⁰37ʹ30ʺ/N 39ʺ00ʹ00ʺ--N 38⁰52ʹ30ʺ). |
| Series | Open-file report ; 90-641 U.S. Geological Survey open-file report 90-641. ^A632201 |
| General note | Includes text, bibliographical references, location map, description and correlation of map units. |
| Reproduction note | Joyner- Microfiche. [Denver, Colo. : U.S. Geological Survey, 1991] 2 microfiches : negative. |
| GPO item number | 0624-H (MF) |
| Govt. docs number | I 19.76:90-641 |