Waseca Area Health Professionals Meeting. 9 1/2" x 7 1/2' black and white photograph of a meeting of Waseca area healthcare professionals discussing immunization; L-R: far left, Dr. B. J. Gallagher; next visible face, Dr. O. J. Swenson; Dr. Dahlager, Anton or Paul Stucky, Principal Nygard, Dr. Oeljen, Lillian Wyman, Dr. Davis, unidentified, and Dr. Olds; meeting in Room 104 of the Waseca Central High School.