<http://schema.org/description>
"The Hardy Boys by Franklin W. Dixon. Set of 16, from the 1940s, 1950s, 1960s. Aztec Warrior, House on Cliff (2), Devil's Paw, Arctic Patrol, Shore Road, Hidden Harbor, Sinister Signpost, Yellow Feather, Flickering Torch, House on Cliff, Old Mill, Broken Blade, Missing Chums, What Happened at Midnight, Tower Treasure."^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.onekingslane.com/p/2208942-hardy-boys-mysteries-s-16>