Tranquilizing Chair of Benjamin Rush. Abstract: A patient is sitting in a chair; his body is immobilized by straps at the… https://www.rawpixel.com/image/8782506/image-astronaut-art-drawingFree Image from public domain licenseKeyAuthor(s): Knight, Paul Slade, author. The key is an instrument used to secure an opening through which food can be… https://www.rawpixel.com/image/8782509/image-pattern-vintage-illustrationFree Image from public domain licenseThe Virgin of Sanity of an unidentified place in Italy. Colour lithograph. https://www.rawpixel.com/image/13965302/the-virgin-sanity-unidentified-place-italy-colour-lithographFree Image from public domain licenseBelgian cage. A sturdy wooden cage with a small opening for meals to be passed through. Original public domain image from… https://www.rawpixel.com/image/8786473/image-brick-mental-health-floorFree Image from public domain licenseThe Great Sanity Fair, Philadelphia, 1864. Horticultural Department. by James Cremer https://www.rawpixel.com/image/14289204/photo-image-person-art-waterFree Image from public domain licenseThe Great Sanity Fair, Philadelphia, 1864. [New Jersey exhibit] by James Cremer https://www.rawpixel.com/image/14291162/the-great-sanity-fair-philadelphia-1864-new-jersey-exhibit-james-cremerFree Image from public domain license