Haverly's United Mastodon Minstrels walkers, and minstrels in elephant costumes. Haverly's United Mastodon Minstrels saw great success, and the impact on minstrelsy was profound. Other troupe owners rushed to compete, mimicking the Mastodons' elaborate sets and large number of players. Ultimately, many smaller companies folded or were forced to travel further from the established minstrel circuits in order to survive. Haverly's United Mastodon Minstrels Haverly's United Mastodon Minstrels was a blackface minstrel troupe created in 1877, when J. H. Haverly merged four of the companies he owned and managed. Borrowing techniques from showmen like P. T. Barnum, Haverly advertised the Mastodons in broadsides, newspapers,
Mastodon (steam locomotive) the engine, where more than 20 copies were produced; these were identical except for having their cylinder bore increased to (from "Mastodon"'s ). The success of this engine inspired railroad president Leland Stanford to instruct Stevens to build an even larger locomotive, which would be the largest the world had ever seen up until that time. This engine, a 4-10-0 named "El Gobernador" (CPRR #237), looked virtually identical to "Mastodon", with the exception of being longer and having an additional pair of driving wheels. Unfortunately, this engine, unlike its predecessor, was doomed to failure. Sometime in the early 20th century,