Published in the magazine Bluebook (May 1954) and referred to as a Voodoo Spy Novel.
Inside the confines of Harlem, the notorious Mr. Big is carrying out the smuggling of gold into the United States to fund his many nefarious criminal acts. The gold is coming from Jamaica and that interests Her Majesty's government. Even more interesting to Bond is the evidence that Mr. Big is also working for SMERSH.