COLUMBUS, OHIO – Say you’re a rare book collector with a burgeoning pile of choice tomes. Why wouldn’t you want to protect your investment in the Cadillac of bookcases? To wit, two Globe Wernicke four-section bookcases that left Garth’s gallery following its Eclectic Auction on February 7. Selling for more than triple their high estimate at $2,500, the American case pieces from the first quarter of the Twentieth Century were of Southern gum and featured leaded glass doors, ca