When Americans used to get goat testicle transplants to cure impotence

Every now and then I read something that reminds me that con artistry is truly an art in its own way. Such as the case with this recent MEL Magazine article about John R. Brinkley, an early 20th century huckster who among other wicked scams went around performing goat testicle implants in men who were desperate to cure their impotence:

This endeavor began in 1917, when Brinkley became the town doctor in Milford, Kansas.