RESEARCH

Text Box: Light spreading from smaller to a bigger opening                     http://farm3.static.flickr.com/2405/2501817294_a0eb758ed6.jpg

Text Box: Reflected light on ceiling surface                                                                         http://upload.wikimedia.org/wikipedia/commons/4/49/Kimbell_Art_Museum_vault_and_light_reflector.jpg

 

Text Box: Light partially covered by a wall or an elementUnitarian Meeting House interior3