Lot 530: A comparative Pepsin experiment.
October 29, 2016
Yonkers, NY, USALive Auction
Description: A comparative Pepsin experiment. This is a rare example of a cabinet card giving scientific evidence. The bottles contain mixtures including four brands or types of pepsin. The photograph includes the hand-written protocol that is beneath the bottles. By Bingham & Hilliard, Memphis, Tennessee.
Condition Report: Clean, slightly light.