Earth made UFO: TR3B An electrogravitic craft with several varitions & patents dating back to at least 1971

US20060145019A1 - Triangular spacecraft - Google Patents

A spacecraft having a triangular hull with vertical electrostatic line charges on each corner that produce a horizontal electric field parallel to ...

A US national archive book that leaves more questions. Baron Trump's Marvelous Underground Journey copyright 1893 (I'm particularly fond of the part about the future land of goggle) 🥽

Internet Archive

Baron Trump

xiv p., 1 l., 235 p. incl. front., plates. 21 cm