It has nothing to do with the item. Judging from other slides in the collection, the patients were treated and schools on site. Unfortunatly I have not been able to identify the location of the hospital.
Antique Glass Negative, Child Treatment, Light Heliotherapy (R3 S1 B1 .58)
Antique Glass Negative, Child Treatment, Light Heliotherapy (R3 S1 B1 .20)
Antique Glass Negative, Child Treatment, Light Heliotherapy (R3 S1 B1 .2)
Antique Glass Negative, Child Treatment, Light Heliotherapy (R3 S1 B1 .17)
Antique Glass Negative, Child Treatment, Light Heliotherapy (R3 S1 B1 .73)
Antique Glass Negative, Child Treatment, Light Heliotherapy (R3 S1 B1 .7)