▁the ▁matter ▁charged , ▁and ▁a ▁j ury ▁should ▁not ▁be ▁directed ▁that , ▁beyond ▁this , ▁they ▁must ▁find ▁an ▁intent ▁to ▁cor rupt ▁public ▁mor als .' " ▁Gard iner ▁counter ed ▁that ▁while ▁he ▁accepted ▁the ▁pro sec ution ' s ▁argument ▁in ▁R ▁v ▁Mont alk ▁that ▁intent ▁to ▁cor rupt ▁public ▁mor als ▁is ▁infer red ▁from ▁the ▁act ▁of ▁publication , ▁that ▁pres umption ▁is ▁itself ▁a ▁matter ▁of ▁fact ▁and ▁re but table . ▁ ▁The ▁judge ▁gave ▁his ▁opinion ▁that ▁the ▁defence ▁was ▁not ▁just ified ▁in ▁calling ▁evidence ▁to ▁prove ▁that ▁there ▁was ▁no ▁intent ▁to ▁dep ra ve ▁and ▁cor rupt , ▁that ▁defence ▁could ▁not ▁produce ▁other ▁books ▁with ▁respect ▁to ▁evidence ▁of ▁the ▁present ▁book ' s ▁obsc en ity ▁rather ▁than ▁literary ▁mer it ▁and ▁that ▁expert ▁testim ony ▁could ▁not ▁be ▁called ▁as ▁to ▁the ▁public ▁good ▁of ▁the ▁work ▁which ▁was ▁a ▁matter ▁for ▁the ▁j ury . ▁ ▁Cl osing ▁statements ▁In ▁a ▁length y ▁speech , ▁which ▁has ▁been ▁pra ised ▁for ▁its ▁' for ens ic ▁advoc acy ', ▁Gard iner ▁began ▁by ▁rec ap itul ating ▁the ▁testim ony ▁of ▁the ▁defence ▁witness es , ▁after ▁which ▁he ▁went ▁on ▁to ▁examine ▁the ▁tact ics ▁of ▁the ▁pro sec ution : ▁" In ▁answer ▁to ▁what ▁these ▁witness es ▁have ▁said , ▁hardly ▁any ▁question ▁has ▁been ▁put ▁to ▁them ▁by ▁the ▁pro sec ution ▁about ▁the ▁book ▁as ▁a ▁whole . ▁The ▁technique