From the Heavy Hardware Company, "carriage and wagon maker's, blacksmiths' and horseshoer's supplies" Toledo Ohio. 1913 catalog.
Download from page at:
http://www.woodworkinghistory.com/index.php?page=92#shopsmith_memoir
Thanks Branson. Bookmarked. Looks like a great site.
Awesome Branson! I'm half way through and will probably start over when I finish. Never knew that there were so many different horseshoes.