afterwards dug by hand. Although originally designed for use in hop grounds, the are in relative motion, not only will the solar lines be dis- continuous, in the two spectra: as though the one receiving light from the advancing or eastern side had been slid past ( i or cultivators are, but is… … the center of the solar image, so that spectrum A is formed aie tapped into the axle. The machine is steered by the by light from the eastern or advancing edge of the sun; leading wheels. to escape trom the upper stories of burning buildings. The spectrum B by light from the western or retreating…
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