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BD-8T6 (Rev. BST 4A \UNIFED STATES DEPARTMENT OF . STICE. FEDERAL BUREAU oF INVESTIGATION In Reply, Please 0 Refer to WASHINGTON, D.C. 20535 _ File No. . May 16, 1973 Director United States Secret Service Department of the Treasury * 2 a , a Washington, D. C.. 20220 «: .RE: Unknown Subject; Threat to- re Bomb Federal Building Dear Sir: . eg Madison, Wisconsin The information furnished herewith. concerns an individual or organization believed to be covered by the agreement between the FBI and Secret Service concerning protective responsibilities, and to fall within the category or categories checked. {~] Threats or actions against persons protected by Secret. Service. (_] Attempts or threats to redress grievances. 1 2 3. [(].Threatening or abusive statement about U. S. or foreign official. 4 c] Participation in-civil disturbances, anti-U. S. demonstrations or hostile - Incidents. against foreign diplomatic establishments. : threat. ; a X] IMegal bombing /oomb-making or other terrorist activity. CT] Defector from U. S. or indicates desire to defect. CL] Potentially dangerous because of background, ‘emotional instability or activity in groups engaged in activities inimical to U. S. Photograph (_] has been furnished = enclosed {-] is not available. _L. Patrick Gray, III Acting Director 1 - _ Special Agent in Charge (Enclosure(s)) (1) US. Secret Service -Enclosure(s) (1)