Disneyland’s July 17, 1955 opening-day reviews were excoriating. H.W. Mooring of the Los Angeles Tidings wrote, “Walt’s dream is a nightmare. I attended the so-called press premiere of Disneyland, a fiasco the like of which I cannot recall in thirty years of show life. To me, it felt like a giant cash register, clicking and clanging, as creatures of Dis…