Book excerpt: Whether a die-hard booster from the days of Joe Montana or a new supporter of Jim Harbaugh, these are the 100 things every San Francisco 49er fan needs to know, and do, in their lifetime. Inspired by and written for the devout 49er fan, this lively and detailed book explores important facts and figures from the teams storied history--from the early years of Y. A. Tittle to the teams golden era in the 1980s and 1990s featuring coaches Bill Walsh and George Seifert, Hall of Fame quarterbacks Joe Montana and Steve Young, and star receiver Jerry Rice, to todays championship contender. From the most important facts about the team and the traditions that define what being a 49er fanatic is all about, this guide also highlights such essential experiences as the best places to eat near Candlestick Park.