may be his last novel.  
He's not Salinger, but he reminisces about an eccentric Swiss governess in "Mademoiselle O", one of his Nine Stories, and he later added a story concluding with two telephone calls asking for "Charlie" as well as three other stories for his namesake "Dozen".  He left The Original of Laura unfinished at his death, so barring the resolution of a legal dispute Look at the Harlequins! may be his last novel.  His title characters include Timofey Pavlovich, a professor at Waindell College, and a nymphet that entrances Humbert Humbert.  For 10 points, identify this lepidopterist who authored Pnin and Lolita.
He's not Salinger, but he reminisces about an eccentric Swiss governess in "Mademoiselle O", one of his Nine Stories, and he later added a story concluding with two telephone calls asking for "Charlie" as well as three other stories for his namesake "Dozen".  
Vladimir {Nabokov}