|The Pistol Flashmeter
A magnesium ribbon dispenser for flash
photography or contact printing.
The date and the origin unknown.
Probably from the early 20th century?
The Magnesium ribbon was invented in the mid 19th century
The direction for use is written on
the back of the Pistol Flashmeter
Directions Project the ribbon rotating the disc by means of the thumb and finger until the length required is obtained. The scale enables the correct length of ribbon to be measured, thereby ensuring uniformity of exposure When making a number of Gaslight prints or lantern slides For continuous burning, the ribbon mayh be slowly projected by steadily rotating the disc.