Dr. John W. Hatch and Melvin Grant, a member of the farm cooperative, 1968 Photograph by Daniel Bernstein

Dr. H. Jack Geiger in the cotton fields of Mound Bayou, Mississippi, 1968 Photograph by Daniel Bernstein

Digging a water pump, 1968 Photograph by Daniel Bernstein

Dr. H. Jack Geiger and Dr. John W. Hatch during construction on the Delta Health Center, 1968 Photograph by Daniel Bernstein

A check-up for a newborn, 1968 Photograph by Daniel Bernstein

Nurses on a visit to a patient's home, 1968 Photograph by Daniel Bernstein

Transporting a patient in a health center ambulance, 1968 Photograph by Daniel Bernstein

Nurses at the health center, 1969 Photograph by Daniel Bernstein

Examining samples in the laboratory, 1969 Photograph by Daniel Bernstein

Clinical lab at the health center, 1970 Photograph by Daniel Bernstein