The following folders have been added to extend the light range:

A1 - Upper limit of visual tolerence.
A2 - Bracket step for less light.
A3 - Bracket step for less light.
A4 - Bracket step for less light.

Z1 - Grass in starlight.
Z2 - Bracket step for more light.
Z3 - Bracket step for more light.
Z4 - Absolute threshold of seeing. Black cat in starlight.

A ULC DECODER has been added that should be useful in locating the ULC
letter code when exposure settings are known. The DECODER is here:

http://www.blackcatphotoproducts.com/kujawski-chart.html

Jim Lehman