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The Magic Curve page
Specs Before Your Eyes
An Adventure in Space
13 other sections not shown
100-inch telescope 6o-inch annealing Antony van Leeuwenhoek astronomers began Brady Brady's bubbles called camera obscura color compound microscope convex convex lens cores creatures Delft diagram discovered dust earth exactly experiment eyepiece fact factory flasks focus furnace Galileo GEORGE ELLERY HALE George Hale giant disk glassmakers glassmen ground glass heat Herschel hole huge telescope idea igloo inches instrument invention knew ladle larger learned LENS MAGIC lens maker lenses light rays little animals living look Lumicon magnifying glass Mathew Brady matter ment metal miniature mold moon mounted never Newton night object observatory optical Pasteur peer photographs piece of glass plate polishing Pyrex ready reflected reflector Refractor Robert Hooke Roger Bacon Royal Society Schmidt camera scientists shape shopkeeper shutter soup spectacles stars thick things tiny took tube turn window wrote Yerkes Observatory