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Show Moon Is Constant. BHj I'ho old Idea that rhaiiKes aro tak- H US place on tho tiioou caietully has H been Invcstlgatoil li M. Pulsoiix, a B Vrench nstrononter. (Joins over all H tecords. from the e.ulleat obuorvattona B to the latetit, ho concludeb that thu H reality of tho supposed chaugrii haa H not been pioved, and that tho varying H senBltlvoness of tho retina to faint oh' B Jocts U uutllclent tu account for differ- E ences seen, while different coutlltloas B of exposure mlnht explain all appear- H ances In tbo photographs. n VsVbVA'bVbVbVbVbVbVIl. |