TY - BOOK AU - Dixon,Franklin W. TI - The Viking symbol mystery T2 - Hardy Boys mystery stories SN - 0448089424 PY - 1991///] CY - New York PB - Grosset & Dunlap KW - Archaeological thefts KW - Juvenile fiction KW - Brothers KW - Hardy Boys (Fictitious characters) KW - Mystery and detective stories KW - Mystery fiction KW - gsafd N1 - Radio threat -- Mysterious label -- Rune stone curse -- Dangerous solo -- Detective's double -- Canadian giant -- White water -- Missing campers -- Grizzly charge! -- Amazing suspect -- Surprise tactics -- Offbeat assignment -- Explosion! -- Buffalo park clue -- Gray terror -- Secret ingredient -- Viking message -- Whistler's signal -- Stampede! -- Norsemen's treasure N2 - In the Northwest Territories of Canada, the Hardy brothers and Chet Morton help to recover a stolen Viking relic ER -