n compctenteloco cxfplcndida lamella argentea formare, & debite ad B imponere). Horologium itaconftrudum fi SoH expofueris, ita utacus magnetica Fritedifponaturjoftendit intusquocunq; loco conftitutus fueris, ex pundulo illo umbrofo in fplcndcnti figura ex-preflb transeunte planum horologii,… … m..j^^>M^j^^.^^:^j^:.M.^^j^
Optics, Geometrical · Optical instruments
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