THE PHILOSOPHY OF SPIRITUAL INTERCOURSE, BEING AN EXPLANATION OF MODERN MYSTERIES ANDREW JACKSON DAVIS 1951
THE ONLY WORKABLE PLAN FOR WORLD PEACE: A PLAN THAT ENDS THE EVILS OF BOTH CAPITALISM AND COMMUNISM SAMUEL EVANS HAYES 1961
TO LHASA IN DISGUISE: AN ACCOUNT OF A SECRET EXPEDITION THROUGH MYSTERIOUS TIBET WILLIAM MONTGOMERY MCGOVERN 1924