CONTENTSChap. I.[TELLS OF A DOOR AJAR AND OF A LAD WHO STOOD BEHIND IT.]II.[DICK PARMITER'S STORY.]III.[OF THE MAGICAL INFLUENCE OF A MAP.]IV.[DESCRIBES THE REMARKABLE MANNER IN WHICH CULLEN MAYLE LEFT TRESCO.]V.[THE ADVENTURE IN THE WOOD.]VI.[MY FIRST NIGHT UPON TRESCO.]VII.[TELLS OF AN EXTRAORDINARY INCIDENT IN CULLEN MAYLE'S BEDROOM.]VIII.[HELEN MAYLE.]IX.[TELLS OF A STAIN UPON A WHITE FROCK AND A LOST KEY.]X.[IN WHICH I LEARN SOMETHING FROM AN ILL-PAINTED PICTURE.]XI.[OUR PLANS MISCARRY UPON CASTLE DOWN.]XII.[I FIND AN UNEXPECTED FRIEND.]XIII.[IN THE ABBEY GROUNDS.]XIV.[IN WHICH PETER TORTUE EXPLAINS HIS INTERVENTION ON MY BEHALF.]XV.[THE LOST KEY IS FOUND.]XVI.[AN UNSATISFACTORY EXPLANATION.]XVII.[CULLEN MAYLE COMES HOME.]XVIII.[MY PERPLEXITIES ARE EXPLAINED.]XIX.[THE LAST.]