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Show To Take Cenius of Bees. Jf A census of the bees in a hive Itis' been made posHible by a clever device de-vice Invented by an employee of the bureau of entomology. I The invention consists of a gate to be placed at the entrance to a beehive bee-hive with a series of telephone message mes-sage registers attached in such a way that every time a bw-'goes through the gate Its passage Is recorded. The device Is operated electrically by alternating al-ternating current. As about 300,000 bees go out during the day, on honey-gathering expeditions, expedi-tions, considerable electrical energy is needed to operate the recording gate, though the amount of energy expended ex-pended by the device each time a bee ps'Des U Infinitesimal. |