This is one out of 1,476 photographs in total taken by <Billy> Eduard Albert Meier at Hasenböl-Langenberg above Fischenthal, Switzerland on the 29th of March 1976. It is photo number 157 and it shows the underside of a Pleiadian/Plejaran space craft 7 meter or 23 feet in diameter. The craft is being piloted by Semjase and she is doing a demonstration flight.
See 40 more photos in a slideshow:
See a giant UFO mothership (“great spacer”) parked in front of Jupiter:
About the photographer: