Here is given another statement concerning the same vision: EGWMR 23.11
“I was present when Sister White had the above-named vision in Waldron’s Hall, Hillsdale. In addition to the above statement, I heard the doctor say that Sister White’s condition in vision was ‘beyond his knowledge.’ He also said, ‘There is something supernatural about that.’” Signed, “C. S. Glover, Battle Creek, Mich., Jan. 19, 1891.” EGWMR 23.12