and this is his ivory letter opener which was given to him by his sister, georgina hogarth, and she had it inscribed or engraved, c.d., he always put that in everything, in memory of bob, 1862. and this was one of the forepaws of his recently-deceased cat, bob. and the story has it that dickens had trained bob to put out his night candle with his paw. >> host: not to be terribly accuracy, but how much is this all worth? >> guest: we don't like to discuss prices. in one sense, it's invaluable. i don't like to think of this in terms of value because these are priceless objects. certainly the manuscripts, i suppose, one could find another letter opener, although not one with dickens' cat's paw on it. >> host: all insured, i take it? >> guest: the library has insurance policy for its holdings, yes. >> host: one more man you vicinity -- manuscript, sir. >> guest: this is the first volume of three manuscript volumes of zoo wolf -- virginia wolf's to the white house. >> host: and who was virginia we'll? >> guest: one of the great pioneers of the novel along with james joyce. this novel was pub