Postcard showing six photos of attendant treating patients in the hydrotherapy department at the Battle Creek Sanitarium Caption on front: BATH ROOM TREATMENTS AT THE SANITARIUM BATTLE CREEK MICH. 35 Written on back:: Dear father I am getting better. I don't know no pain and sleep well nights. They let me eat 3 meals a day now I am not gaining in weaght. [sic]any get. Goodbye to all. E.C. Sent on: June 10 1910 Sent to: Mr. Nils Erickson, Gilbert, Mich