Can you provide instructions for the C-Thru by Westcott AccuSpec II Designer's Ruler Set, #AS-2?

The AccuSpec II Designer's Ruler Set is a layout, design, and type specification set that assures accurate calibrations.

This professional set contains a transparent type gauge and a transparent type specifier, each measuring 4-1/2" x 12-3/8". Each is flexible for measuring flat, curved or cylindrical surfaces. The type gauge ruler has type gauge specifications printed on it as well as metric, inch and agate scales. The specifier is printed with an E-scale chart, printer s point size scale, leading gauge, inch scale, line rulers, bullets and squares.

Unfortunately, we do not have instructions for this product.  

Additional references: Lining Gauge, AS-2A and AS-2B