The science of light-production may be considered to have been born in the latter part of the eighteenth century and beginning with that period a few chapters treat of the development of artificial light up to the present time. Until the middle of the nineteenth century mere light was available, but as the century progressed, the light-sources through the application of science became more powerful and efficient. Gradually mere light grew to more light and in the dawn of the twentieth century adequate light became available. In a single century, after the development of artificial light began in earnest, the efficiency of light-production increased fifty-fold and the cost diminished correspondingly.
See it as donating a moment of your social media time, every little thing helps us improve and stay online.
VOLUME ONE in the WOOD COW CHRONICLES series. <... Read more
Fans of paranormal and urban fantasy will enjoy... Read more
2013 SFR GALAXY AWARD WINNER
"Heroism and... Read more
There are six secret clans across the world–Afr... Read more
Set in the late Georgian era, Elizabeth Bailey’... Read more
"Tim Hurtletuta has forgotten something. He can... Read more
12th century England: Two men vie for the thron... Read more
Dr. Gabe Allen has a rule about dating colleagues... Read more
Bethany Thorne has secrets and she’s told a few... Read more