Ball, R.

Animal skull, shown from beneath, above and from the side: four figures. Lithograph by R. Ball (?), 1857.

Animal teeth, shown with dissected arteries (?) Lithograph by R. Ball (?), 1857.

Animal skull, shown from beneath, above and from the side. Lithograph by R. Ball (?), 1857.

Animal skull and jaw-bones: four figures. Lithograph by R. Ball (?), 1857.

Animal teeth, shown with dissected arteries (?) and a skull. Lithograph by R. Ball (?), 1857.