University of South Florida Associate Professor Christian Wells holds a child’s marble during news conference on recent findings at the Arthur G. Dozier School for Boys in Marianna. THE ASSOCIATED PRESS

Researchers exhuming and studying remains at the Dozier School for Boys say at least 55 bodies were buried there, 24 more than an official state count. UNIVERSITY OF SOUTH FLORIDA

Researchers exhuming and studying remains at the Dozier School for Boys say at least 55 bodies were buried there, 24 more than an official state count. UNIVERSITY OF SOUTH FLORIDA

Researchers exhuming and studying remains at the Dozier School for Boys say at least 55 bodies were buried there, 24 more than an official state count. UNIVERSITY OF SOUTH FLORIDA

Dr. Christian Wells, of the USF Department of Anthropology, displays some of the artifacts found at the Dozier School for Boys site. CLIFF McBRIDE/STAFF

This is one of the coffin artifacts found by University of South Florida in a grave at the Arthur G. Dozier School for Boys in Marianna. UNIVERSITY OF SOUTH FLORIDA

Researchers exhuming and studying remains at the Dozier School for Boys say at least 55 bodies were buried there, 24 more than an official state count. UNIVERSITY OF SOUTH FLORIDA

Ovell Krell speaks about her deceased brother George Owen Smith, who reportedly died in 1941 at the Arthur G. Dozier School for Boys in Marianna. THE ASSOCIATED PRESS

This is one of the artifacts from a coffin found by USF researchers in a grave at the Arthur G. Dozier School for Boys in Marianna. THE ASSOCIATED PRESS