Show I 1 GREAT Cun CURIOSITY rosITY at the late meeting of the i british association for the he advancement ad an cement of science sir david bierster made and confirmed a statement wh eh ch he properly declared was of so incredible a nature t that hat nothing short of the strongest 11 evi evidence was necessary to render it at all probable winch which was in in relation to the discovery dischi cry in in the recently exhumed treasure house of nineveh of a rock c stal lens len where it had bad for centuries lain entomb ed in in the ruins ruins of that once city ile he established the statement by producing the lens aset t which was haq of a somewhat ome what oval shape 1 6 koths inches in in its greatest greate bt diameter and of the chat acter pr known as plano piano convex the plane side being one of the original pinal faces of the crystal while the convey convex side had the appearance of having been ground on a I ap idars wheel instead of being shaped in the dish shaped tool now used by opticians it was in in a imore more or less leos scratched or corroded condition but could be recognized as a true or optical cortical len having a focal length of 4 12 1 2 in inches clies this is is a very verly 1 kable a it has always been believed that the ancients ancients I 1 were en irple igno ant of lenses and then the prope properties arties to say sa noth ng of the important optical instruments the telescopes mi microscopes crosco p es ac which arp are forr formed edof of them the little magnifying n agnini glass dr dig g from the I 1 graves of buried ass assyria y I 1 a will give ive rise to new ideas and nd conj conjectures lectures regard regarding in the arts art and sciences of the ancient world |