Genuine antique tiffany lamps will either have a turn paddle knob for operating the lamp or in some cases pull chains may have been used 6 next turn your attention to the iconic stained glass shade authentic tiffany lamp shades should be either globe or cone shaped and lsquo flow rsquo organically fake reproductions tend to have a more rigid form.

Cleaning the glass just like fine crystal shades made of clear frosted opal etched wheel cut or even art glass can be washed in warm soapy water if the glass is polychromed or decorated with paint or decals however do not soak it even a brief immersion may dissolve the decoration experts note.

Glass bottle marks glass factory information antique glassware manufacturers marks logos emblems used by glassmaking companies in the usa antique bottles fruit jars glass electrical insulators tableware dating information articles about different types of glass vintage antique summary articles on selected glass.

Search out lamp collectors groups or take your lamp to a lamp repair shop or an antique dealer to get an opinion on your antique table lamps value and age things you will need magnifying glass.