William Leavenworth was a purveyor of wood type in the early to mid 19th century.
Contributed by Stephen Coles
Contributed by Briar Levit
Contributed by Bryson Stohr
Contributed by John Sellards
Contributed by Garrison Martin
Contributed by Matthijs Sluiter
Photo(s) by Bart Solenthaler on Flickr.
Contributed by Martin LAVIELLE
Contributed by Nick Sherman