1. Early Chinese export watercolors No.19 depicting butterflies, crickets and grasshoppers Collection: Images from the Rare Book and Manuscript Collections Date: Unknown Format: Image Agent: Unknown
2. Early Chinese export watercolors No.26 depicting butterflies and grasshoppers Collection: Images from the Rare Book and Manuscript Collections Date: Unknown Format: Image Agent: Unknown
3. Butterfly drawing on dedication page with fake name Arlequinus arlequinus Collection: Images from the Rare Book and Manuscript Collections Date: 1974-08 Format: Image Creator: Nabokov, Vladimir (American author, 1899-1977)
