Here is a group of shades that are commonly found on both gas fixtures and kerosene lamps. The standard fitter sizes are four and five inches.

Painted and decorated bowl.

Cranberry opalescent hobnail.

Blue hobnail with crimped rim.

Pink opalescent fluted.

Teal hobnail fluted.

Peachblow with fluted top - rare.

Etched bowl.

Amber fluted hobnail.

Cranberry hobnail bowl.