 Ray created two popular fictional characters in Bengali children 's literature — Feluda , a detective , and Professor Shonku , a scientist . The Feluda stories are narrated by <unk> Ranjan Mitra aka <unk> , his teenage cousin , something of a Watson to Feluda 's Holmes . The science fictions of Shonku are presented as a diary discovered after the scientist had mysteriously disappeared . Ray also wrote a collection of nonsense verse named Today Bandha <unk> Dim , which includes a translation of Lewis Carroll 's " Jabberwocky " . He wrote a collection of humorous stories of Mullah Nasiruddin in Bengali . 
