These Presidential historical materials are in the custody of the National Archives and Records Administration under the provisions of Title I of the Presidential Recordings and Materials Preservation Act of 1974 (44 U.S.C. 2111 note), and implementing regulations. In accordance with the act and regulations, archivists reviewed the file group to identify private or personal as well as non-historical items. Such items, if found, have been withdrawn for return to the individual with primary proprietary or commemorative interest in them.
Materials covered by this act have been archivally processed and are described in this finding aid. Items that are security classified or otherwise restricted under the act and regulations have been removed and placed in a closed file. A Document Withdrawal Record (NA Form 14021) has been placed in the front of each folder describing each withdrawn item. Employees of the National Archives will review periodically the unclassified portions of closed materials for the purpose of opening those which no longer require restrictions. Classified documents may be reviewed for declassification under authority of Executive Order 13526 in response to Mandatory Review Request (NA Form 14020) submitted by the researcher.
- Linear measurement of materials: < 1 in.
- Number of pages: 100
The Interstate Commission on the Potomac River Basin was established July 11, 1940 by Congressional act (54 Stat. 748). The Commission collected and analyzed technical data, conducted studies, and sponsored research on pollution and water problems of the Potomac Valley Conservancy District. The Potomac Valley Conservancy District comprised areas of Maryland, Virginia, West Virginia, Pennsylvania, and the District of Columbia drained by the Potomac River and its tributaries.
The records consist of correspondence, memorandums, press releases, and reports. Primary correspondents include Noble Melencamp, Norman E. Jackson, Carl J. Johnson, A. T. Brust, Jr., Eugene T. Jensen, and Harry S. Flemming. Topics include commission finances, water pollution and appointments.
The terms Executive and General are used before the code FG 286 generally to determine the source of the materials. Items designated Executive are communications among national, foreign, state and local governments and their agencies, Members of Congress, and other prominent people. Items designated General are communications between Government officials and private citizens, institutions, and other private interests.
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