Jack-o’-lanterns have become one of the most iconic symbols of Halloween. Their origin story isn’t exactly well documented, so tracing their roots involves some folklore, some agriculture, and literary influence.
Research:

Gustave Flaubert and the ‘Madame Bovary’ Trial
45:15

Elizabeth Bisland, Beyond the Trip Around the World
42:54

SYMHC Classics: Marie Laurencin
32:46