The Penetrator #35: Black Massacre by Lionel Derrick
Pinnacle Books, 1980
Price I paid: $1.50
Alarmed over the increasing number of mysterious deaths among the black population, the Penetrator rushes to Indianapolis, where he learns that a strange epidemic of sickle cell anemia is sweeping the country.
Then, hearing that a similar situation is occurring in Puerto Rico, Mark Hardin flies to San Juan…and finds out that a deranged toxicologist has developed a secret formula that triggers the fatal disease…an invisible death spray to infect those susceptible, killing them one by one…
It’s a race against the clock as the Penetrator searches for the insane scientist responsible for dealing sudden death to the blacks, and discovers the shocking reason for his deadly revenge…