were a disgrace to been communicated to the Academie des Sciences by M. England and to the companies which perpetuated them. interior of the telescope, and makes the black threads show Van Assche. Upon a piece of glass he lets fall a drop of upon a brilliant field, and the bright threads upon a… … might live through the year, when they would rays pass throtigh the cell; being at the same not otherwise do so. It will be seen from time subjected to a definite reft'action. The the illustration that the frame which holds transmitted light is’ monochromatic, of a the glass is designed to be…
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