[DIVING]. SORCHO, Louis. Group of letters of recommendation and endorsement for the Champion Deep Sea Diver. American, ca. 1890s/1910s. Over 25 typed, autograph, and signed letters from carnival, fair, and theater managers, as well as several business and city leaders, generally with contents attesting to the quality of Sorcho?s deep-sea diving, sub-marine, and water show. Several scarce pieces of letterhead (Cedar Rapids Carnival, Heck?s Carnival, Street Fair and Midway Attractions, Dreamland Coney Island, Louisville Interstate Fair, Georgia State Fair, etc.). Generally 4tos. Mailing folds; scattered separation along folds, chipping, and tears.