Jastrow, Joseph, 1863-1944 · Boston ; New York : Houghton Mifflin · leaf 316
difficult to maintain for any considerable time either aspect of the blocks(these aspects are described in the text); some can change them at will,others must accept the changes as they happen to come. looks to the right and a pair of ears are conspicuousbehind; when it is a duck, the face looks to… … Fig. 16.
Parapsychology · Psychology · Spiritualism
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