As MCC Berkshire, the mysterious, book-obsessed man helping in Ailsa's mother's antique shop, tells wild stories that persuade customers to buy various items, teenaged Ailsa believes he is a liar but fears that he is not.
Advises the collector of limited budget in fields such as stamps, pop junk, navalia, beach treasure, and American arts and crafts and includes sections on buying, cleaning, displaying, and using one's collectibles.