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Una gota de agua

0 %|Apr 13, 1949|Documentary

A drop of water is taken to a laboratory in San Juan, Puerto Rico to determine its purity. The film communicates scientific health information, such as the need to boil drinking water.

Featured Crew

Jesús Figueroa
Assistant Camera
Jack Delano
Cinematography
José R. Ramírez
Music
Jack Delano
Director
Edwin Rosskam
Screenplay

Cast