<p>An American who posed as a Chinese scholar, join Doctor Zeng Tse-Lin&rsquo;s battle with crime and the Japanese menace in the mysterious world of San Francisco&rsquo;s Chinatown. Featuring all seven installments: 'Fangs of Doom,' 'Blood Cargo,' 'Sinister House,' 'Camelback Kill,' 'Lion&rsquo;s Loot,' 'Blackmail Clinic' and 'Corpse Cargo.'&nbsp;</p><p>By E. Hoffmann Price, W.T. Ballard, and Robert Leslie Bellem, introduction by Will Murray,</p>