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Scientific American, Vol. 101, No. 8 (August 1909) (1909)

leaf 9

An illustration from Scientific American, Vol. 101, No. 8 (August 1909), 1909, leaf 9
the decoration of the booths', stars. The former is daily receding farther from the his investigation of the cause of hay fever. It is pos- foundations for the exhibits and carpeting, janitor earth, and will be in conjunction with the sun on Sep- sible, also, that the pollen stored in the cells may… … most beautiful object in the evening Washable Water-Color Faint. 1 sky. The planets are separated by a Washable painting in water colors distance equal to about five times the CONJUNCTIONS OF THE PLANETS IN 1909. can be executed by mixing the pig- moon's diameter. ments with plaster, a fusible…

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