True Comics #57

True Comics #57 is an anthology containing multiple historical and educational stories. Featured stories include "Blitz Buster," depicting military action during wartime; "Master Saver," chronicling the Great Chicago Fire of 1871 and its aftermath, including Jane Addams' settlement work; and a tale about the invention of timekeeping devices, tracing the development of sundials, clepsydras, and hourglasses from ancient times through the Greek and Roman periods. The issue also contains a story involving a character named Betty and a Revolutionary War-era adventure centered on obtaining gunpowder from a hidden cabin.