miller , the quoter of shelley , was an exceptional second-hand bookseller who knew the insides of book , with grand-parents who called themselves german , and possibly far-away ancestors who denied themselves to be jews ; buchan , the saddler , was scotch ; pash , the watchmaker , was a small , dark , vivacious jew ; gideon , the optical instrument maker , was a red-headed jew easily passing for an englishman of unusually cordial manners : and croop , the shoemaker , was probably celtic .