LC Subject Heading: Dental hygiene
Item 100194
Wood's Tooth Powder bottle, Portland, ca. 1900
Contributed by: Maine Historical Society Date: circa 1900 Location: Portland Media: Glass
Item 46327
Dental instruction at Casco Street School, Portland, ca. 1922
Contributed by: Maine Historical Society/MaineToday Media Date: circa 1922 Location: Portland Media: Glass Negative