During the all-too-brief 10-year run of the Beatles, the world received some 200 songs that many of us can still sing and hum. Even greater volumes of Beatles memorabilia was cranked out to capitalize on the band’s extraordinary popularity. Today, many of these items of clothing, tableware, school supplies, trading cards, and jewelry are highly collectible. Beatles records aside, the crush of memorabilia got serious in 1964. That was the...