#scientificexperiments

Now what kind of game do you play with cards like this?

These curious playing cards, though perhaps once used for rousing games of whist, were repurposed for use as insulators in Ben Franklin's electrical machine.

A small furnace for experiments; The art of blowing glass in miniature

From: Smith, George, active 18th century. The laboratory, or, School of arts. London : J. James, 1739