He kept his eyes on these, marvelling; and, with something very like fear, saw that they were approaching upwards and onwards with the swiftness of thought.
Up and on they came.

He shrank back a little, instinctively; and then, as he leaned forward once more, determined to understand, shrank back with a sharp indrawing of breath, as there whirled past, it appeared only a few yards away, a flare of brilliant blue lines, in the midst of which passed a phantom-like body in a mist and accompanied by a musical sound (it seemed) of extraordinary clarity and beauty, that rose from a deep organ-note to the shrill of a flute, and down again Into a bass and a silence.

.

.

.
He smiled to himself as he climbed back into bed a minute or two later, when he had reconstructed the phenomena and interpreted them.