▁En id ▁B ly ton . ▁It ▁was ▁first ▁published ▁in ▁ 1 9 5 6 . ▁ ▁Plot ▁George ▁dec ides ▁to ▁go ▁camp ing ▁with ▁her ▁dog , ▁Tim my , ▁so ▁he ▁can ▁recover ▁from ▁an ▁ear ▁injury ▁without ▁being ▁mock ed ▁for ▁we aring ▁a ▁large ▁card board ▁col lar ▁that ▁prevents ▁him ▁from ▁scratch ing ▁his ▁w ound . ▁George ▁is ▁pleased ▁to ▁be ▁joined ▁at ▁the ▁cam ps ite ▁by ▁her ▁cousin ▁Anne , ▁but ▁is ▁disappoint ed ▁upon ▁learning ▁that ▁Anne ' s ▁brothers , ▁Julian ▁and ▁Dick , ▁are ▁visit ing ▁France . ▁ ▁George ▁and ▁Anne ▁encounter ▁a ▁boy , ▁the ▁son ▁of ▁an ▁arch ae ologist , ▁and ▁his ▁small , ▁one - ey ed ▁m ong rel ▁dog ▁called ▁Jet . ▁The ▁boy ▁is ▁exc av ating ▁an ▁old ▁Roman ▁camp ▁to ▁search ▁for ▁artifact s ▁and ▁asks ▁the ▁girls ▁nor ▁to ▁disturb ▁him . ▁Later ▁that ▁day , ▁the ▁boy ' s ▁tw in ▁brother ▁comes ▁to ▁their ▁cam ps ite , ▁but ▁the ▁girls ▁mistake ▁him ▁for ▁the ▁first ▁boy , ▁una ware ▁they ▁are ▁dealing ▁with ▁tw ins . ▁That ▁night , ▁Anne ▁gets ▁up ▁for ▁a ▁drink ▁but ▁ends ▁up ▁near ▁a ▁der el ict , ▁ru ined ▁c ott age , ▁where ▁she ▁sees ▁lights ▁and ▁he ars ▁whis pers ▁and ▁foot steps . ▁She ▁then ▁takes ▁George ▁and ▁Tim my ▁to ▁the ▁c ott age ▁but ▁there ▁is ▁no ▁indic ation ▁of ▁any ▁human ▁activity .