21. Teaching watercolor of a fracture of the shaft of the humerus Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
22. Teaching watercolor of a fracture of the sternum Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
23. Teaching watercolor of a radius and tibia after fracture, and of a fracture of the cranium with a portion of the bone removed by a trephine Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
24. Teaching watercolor of damaged femurs Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
25. Teaching watercolor of four views of a badly healed fracture of the femur Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
26. Teaching watercolor of fractures at the neck and at the center of the radius Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
27. Teaching watercolor of fractures in the tibia and fibula Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
28. Teaching watercolor of fractures of the patella Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
29. Teaching watercolor of healthy and injured femurs Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
30. Teaching watercolor of the reparation of fractures, resulting in both united and ununited fractures Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
31. Teaching watercolor of three badly healed injuries to the femur Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
32. Teaching watercolor of two ununited fractures of the femur Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
33. Teaching watercolor of a mass on the femur near the knee and a microscopic view of the tissue Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
34. Teaching watercolor of obturator hernia Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
35. Teaching watercolor of the thigh cut horizontally at the midpoint to show muscles, bone, nerves, and blood vessels Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
36. Teaching watercolor showing two views of the crural arch on the left side, one with bones and ligaments only, and the other with the addition of muscles, nerves, and... Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
37. Large teaching watercolor of breast neoplasms in the skin and muscles of the breast Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
38. Teaching watercolor of a dissection of the neck showing muscles and blood vessels Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
39. Teaching watercolor of a surgical dissection of the wrist and palm Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
40. Teaching watercolor of the blood vessels in the right side of the neck Creator: Wallis, Oscar Format: Paintings Collection: Warren Anatomical Museum Date: 1848–1854 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)