Question: What is the english name for one of the secrect devices talked about in The Black Sun?
Sentence (from "Die Glocke"): Described by Polish journalist and author Igor Witkowski in "Prawda o Wunderwaffe" (2000), it was later popularized by military journalist and author Nick Cook as well as by writers such as and others who associate it with Nazi occultism and antigravity or free energy research.
Relevant evidence: No