EXPLAIN HOW STAHE LIGHT HAS DEVELOPED THOUGH TIME, ONLY GO BACK ABOUT 100 YEARS.

In the 1920’s lighting in theatre was….
An example of a stage show in the 1920s is…. They used this….. and developed this…..
Performances would have been lit with……such as this production of……. Where they used…….
Health and safety and legislation in the 1920s stated that……..
 
In the 1940’s…..
 
In the 1960’s……
 
In the 1980’s….
 
In 2000/present day…