- Titles State Trooper Gives Marchers Two-Minute Warning, Selma, Alabama (Proper)
- Artist James "Spider" Martin, American, 1939 - 2003
- Medium gelatin silver print
- Dimensions sheet: 16 × 20 in. (40.6 × 50.8 cm) mat: 24 × 30 in. (61 × 76.2 cm)
- Credit Line Museum purchase, 1997.104.2, image © Spider Martin
- Work Type photograph
- Classification Photographs
- Signature Recto, lower right, black ink: Spider / Martin
- Inscription Inscribed in black ink, recto, lower right: © 1997 Verso: none
- Provenance The artist; purchased by the Birmingham Museum of Art, 1997