[Technician mixing liquids in beaker and tubes over Bunsen burner]
Image Not Available
Photograph
[Technician mixing liquids in beaker and tubes over Bunsen burner]
From Jack Frost Sugar
ca. 1935
Gelatin silver print
Image: 35.6 x 28.2 cm (14 x 11 1/8 in.)
Gift of Fernando Barnuevo
Inscriptions verso (pencil): HHC 517 / 3000
