Company Name & Address:

                Columbia Carbon Co.

                Dayton, OH

Estimated Price Range:     $5.-$7. 

Dimensions:   1 x 8 3/4″

Colors:   O/Bk

Weight:    .4 oz

Picture Credit:   HDVD

Description:   An orange plastic ruler which measures 8 1/2″ but is 8 3/4″ long. The ruler pictures 2 sets of the famous Mineral Wax Twins, the trade mark for Columbia Carbon.