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original: "Occult Science." In this context, "occult" refers to "hidden" or "esoteric" knowledge regarding the spiritual laws of the universe, rather than anything dark or sinister.
original: "PROVE ALL THINGS." A reference to 1 Thessalonians 5:21: "Prove all things; hold fast that which is good."
A perforated institutional stamp from the Library of Congress is visible on the right margin.