The National Library of China (NLC) contributed manuscripts, maps, books, and rubbings of steles and oracle bones that span the range of Chinese history from ancienttomoderntimes.
Yale economist William Nordhaus examined the history of lighting technologies, from open fires and stone animal fat lamps in ancienttimestomodern incandescent and fluorescent bulbs.
One flame whose symbolism has transcended from moderntoancienttimes is the Olympic torch, which has become a symbol for solidarity among nations, the perseverance needed of victory, and the struggle for perfection.