L'Amour's third, initially in hardcover, for his long extant readership is again period-pioneer-historical-western with a plot difficult to disengage however easy to read: mostly about Jean Talon, a shipwright, traveling up the Missouri in 1821 (had his pirate great-great-grandfather left some gold in the Gaspe?); and pretty if very superior Tabitha Majoribanks, searching for her naturalist brother who seems to be in trouble; and more trouble in the form of a Baron Torville who plans to seize the Louisiana Territory; and, and, and. L'Amour's audience is not only toujours but apparently increasing from book to book as ""the most famous writer of Westerns in American today.