Anthony Melville Rud, The Devil's Heirloom — Chapter XI (1922)
“ The young man, however, was in no mood to realize or rejoice in his good fortune. The great fact that Irene Jeffries and Sherrod Guest were in the hands of the tong drove him frantic. He divorced himself as quickly as possible from Harris’s humdrum procedure, and wracked his brain to imagine a shortcut. Krahn stayed with him, deserting his laboratory for a day; the scientist set himself the job of supplementing Cube’s experimental logic. He seemed to believe that in the mysterious manuals spoken of by the dead Chinaman would lie a direct clue. ”
