large oval white Flying sacue havering over aircraft landing in Calif at Rogers dry 1970

MY friend  and I went to rogers drylake Calif 1970 to use his new telescope about between 4 and 5pm there was a large plane landing on run way in back of the aircraft was a large thite thing  about as big as a house, the sky  was blue  no cloud and no noise the plane landing and the flying thing just stood there  hovering after there  the plane landing ,we both look at each other and I said ill look down at the groung and you look at it then you look  down at groung and ill look at it  then we bouth look at it and said no body going to belive us at work ,then  the over thing just went up in the sky and left.of course at work we told then about and no body belive we were both were mad . both see it with our eyes no gas no stars no clouds,I and one of hunam that has see one large flying saucers.and that is the truth.god help me