Favorite this☆ Helicopter flying over Kiefer Command Post Description: View of a helicopter flying over the Kiefer Command Post located on the grounds of Herman Kiefer Hospital during the 1967 riots in Detroit. Handwritten on mount: "HKH. Kiefer Command Post." Details Resource ID: bh010633 Subject: Helicopters--Michigan--Detroit Riots--Michigan--Detroit Slides Date Issued: 1967 Format: 1 slide in cardboard mount : col. ; 2 x 2 in. Member of: Burton Historical Collection Negative Number: Slide no. 1562 Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.