Molecular Change in Wires

1880 Scientific American  
A NEW PLANETARIUM. THE old fashioned orrerie�, which were constructed to show the arrangement of the solar system and the motions of the planets around the sun, were somewhat rude in their mechanism, and were apt to mislead from the conspicuous np-S3 of the rods and wires by which tbe astronomical move ments were imitated.
doi:10.1038/scientificamerican05291880-3655bsupp fatcat:oa7ntytqlnapdolvubwak6nmbe