An oil light suspension lantern used kerosene or lamp oil to create light.  Suspension allowed the lantern to be raised and lowered according to need.

 

Opaline glass is known for its semi-opaque appearance and delicate translucence.  It was mostly produced in 19th century France by adding materials such as bone ash to lead crystal, resulting in a milky, opalescent effect.  The resulting glass resembles porcelain.