According to Seth Kantor's book "The Ruby Cover-Up", Thomas Davis was contacted by Jack Ruby in an attempt to sell jeeps to Cuba. It also says that he was involved in training anti-Castro Cubans in Florida. Do we have more information about this? Who did he work with in Florida? The name "Davis" (without a first name) also appears in John Newman's book "Oswald and the CIA". This "Davis" is member of the "30th of November group". Could the two be one and the some person? In Kantor's boo