According to one medical account, Holt had “insufficient thyroid secretion, which may be due to excessive secretion of some other gland or it may be due to a small, inactive thyroid.” That, and a very hearty appetite.
Extra bits, entries that didn't make the cut, and new findings to supplement American Sideshow: An Encyclopedia of History's Most Wondrous and Curiously Strange Performers (Tarcher/Penguin). More than 250 performers are featured in the book. Please visit AmericanSideshow.com for more information. All text © Marc Hartzman, unless otherwise noted. Photos from author's collection, unless otherwise noted.