le both in right ascension and declination, so that holder, A, which can be set at any point desired by did not pass beyond the experimental process. A it seems to be moving in a northwesterly direction. simply moving the tongue, B, in and out through few years back a Mr. Ridley took out a patent… … WHEELER & B&ZIN'S PORTABLE STEREOSCOPE. The publishers of the SCIENTIFIC AMERICAN respectfully give notice that the Tknth Volume (New Series) will commence on the which mining engineers, notwithstanding these dis- adjustable and sets in a bracket, E, which slides over firstof January next.…
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