Column dial by Henry Robert

1831-1870

Portable column sundial of ivory

1587

Wooden column sundial

1677

Column sundial, for latitude 52 degrees, in box (wood)

1831-1870

Cylinder sundial, for latitude 47 degrees

1831-1870

Column sundial in ivory

1601-1700

Column sundial in stone with painted scale

1801-1830