Well, I still have not found anything about the Knotts trains but I did dig up something on the engines of Disneyland....
Engine #1: CK Holiday
Named For: Cyrus Kurtz Holliday (1826-1900)
Founder of the Atchision & Topeka Railroad (Santa Fe's predecessor) in 1859.
Inservice At Disneyland: 7/15/55
Engine #2: EP Ripley
Named For: Edward Payso Ripley (1845-1920)
First President of the reorganized Atchison, Topeka & Santa Fe Railway in 1895.
Inservice At Disneyland: 7/15/55
Engine#3: Fred Gurley
Built by the Bladwin Locomotive Works in August 1894, Engine #3 was purchased by Walt Disney from the Godchaux Sugar Company in Louisiana. In 1957, the locomotive, originally used to haul sugar cane from plantations to shipping docks in New Orleans, was brought to the Walt Disney Studios in Burbank, California. Studio designers restored, refurbished and renamed the train after the chairman of the board of the Santa Fe Railroad, Fred Gurley. Since 1958, the Fred Gurley has served as one of four locomotives on the Disneyland Railroad.
Inservice At Disneyland: 3/28/58
Engine #4: Ernest S. March
Originally built 1925 for Raritan River Sand Company
Named For: Ernest S. Marsh (1903-1975)
President of the Santa Fe Railway from 1957-1966, strong advocate of the Santa Fe and Disneyland relationship.
Inservice At Disneyland: 7/25/59