Bonanza Tahoe-based "Ponderosa" theme park from 1967–2004; a line of American Character action figures in 1966–1967; Aladdin lunch buckets and thermos bottles in 1966–1968; View Master slide sets in 1964, 1971; Ponderosa tin cups from 1967–2004; a series of Hamilton collector plates in 1989–1990; and most recently, Breyer Fiftieth Anniversary Ponderosa Stable sets, with horses and Cartwright figures in 2009–2011. Fourteen "Bonanza" novels have been published: "Bonanza: A Novel" by Noel Loomis (1960); "Bonanza: One Man With Courage" by Thomas Thompson (1966); "Bonanza: Killer Lion" by Steve Frazee (1966); "Bonanza: Treachery Trail" by Harry Whittington (1968); "Winter Grass" by Dean Owen
Bonanza extreme pressure from other gang members. Coffee ends up showing the town that youth and a fast gun don't replace experience. Guy Williams was slated in 1964, the year that "Bonanza" hit #1 in the ratings, to replace Pernell Roberts upon Roberts' departure, enabling the series to preserve the four-Cartwright format for the run of the series. His character, Ben's nephew Will Cartwright, was introduced and was the lead character in five episodes, receiving "Starring" billing after the four original rotating Cartwrights during his second appearance going forward, but Roberts changed his mind later and decided to stay for one