Teknologihistorie (Norwegian Wikipedia)

Eriksen, Thomas Hylland & Nielsen, Finn Sivert (2002): «Ekspansjon og institusjonsbygging», kapittel 4 i: Til verdens ende og tilbake: Antropologiens historie, Oslo og Bergen: Fagbokforlaget

austhrutime.com

Monroe, M. H.: Australia: The Land Where Time Began

cesaremarchetti.org

Marchetti, Cesare (1978): A Postmortem Technology Assessment of the Spinning Wheel: The Last 1000 Years , Technological Forecasting and Social Change, 13 Arkivert 2. mai 2016 hos Wayback Machine. (PDF); s. 91-93

china.org.cn

«The Four Great Inventions». China.org.cn

discoverychannel.ca

«Colossal construction: The world's nine largest science projects»^{[død lenke]}, DiscoveryChannel

distantwriting.co.uk

«Railway Signal Telegraphy 1838 – 1868», Distant Writing

eoht.info

Leslie White, eoht.info

factmonster.com

Water Clocks, Fact Monsters

google.no

books.google.no

Needham, Joseph (1965): Science and Civilisation in China: Physics and physical technology. Mechanical engineering, Cambridge University Press, s. 105

greatachievements.org

Greatest Engineering Achievements of the 20th Century

ias.ac.in

Gupta, Anil K. (2010): «Origin of agriculture and domestication of plants and animals linked to early Holocene climate amelioration» (PDF) i: Current Science, Vol. 87, No. 1, 19. oktober 2010

lifeboat.com

Kurzweil, Raymond (2001): The Law of Accelerating Returns, Lifeboat Foundation

mnsu.edu

«Leslie White» Arkivert 31. mai 2010 hos Wayback Machine.. Mnsu.edu. Originalsitat: «the basic law of cultural evolution» was «culture evolves as the amount of energy harnessed per capita per year is increased, or as the efficiency of the instrumental means of putting the energy to work is increased».

nasa.gov

jwst.nasa.gov

James Webb Space Telescope. NASA.

nasa.gov

NASA: Propulsion systems of the Future Arkivert 10. februar 2015 hos Wayback Machine.

nasatech.com

NASA Tech Brief: VASIMR

nationalgeographic.com

news.nationalgeographic.com

Lovgren, Stefan: «Ancient Tools Unearthed in Siberian Arctic», National Geographic News 14. januar 2004

newscientist.com

New Scientist (29. juli 2009): World's first computer may be even older than thought

rsu.edu

faculty.rsu.edu

Elwell, F.: «A Note on Evolutionary Theory in Sociology» Arkivert 27. oktober 2010 hos Wayback Machine., Rogers State University.

sciencephotogallery.com

«Stephenson's Rocket»^{[død lenke]}, Science Photo Library

ua.edu

anthropology.ua.edu

Knight, Elliot & Smith, Karen: «American Materialism» Arkivert 2. oktober 2017 hos Wayback Machine., Anthropological Theories

utah.edu

anthro.utah.edu

O’Connell, James F.; Allen, Jim & Hawkes, Kristen: «Pleistocene Sahul and the Origins of Seafaring» Arkivert 10. november 2011 hos Wayback Machine., kapittel 5 (PDF), University of Utah Department of Anthropology
O’Connell, J.F.; Allen, J.; & Hawkes, K. (November 2008): Pleistocene Sahul and the origins of seafaring^{[død lenke]} (PDF) Sahul & seafaring D.5: 1

web.archive.org

Knight, Elliot & Smith, Karen: «American Materialism» Arkivert 2. oktober 2017 hos Wayback Machine., Anthropological Theories
«Leslie White» Arkivert 31. mai 2010 hos Wayback Machine.. Mnsu.edu. Originalsitat: «the basic law of cultural evolution» was «culture evolves as the amount of energy harnessed per capita per year is increased, or as the efficiency of the instrumental means of putting the energy to work is increased».
Elwell, F.: «A Note on Evolutionary Theory in Sociology» Arkivert 27. oktober 2010 hos Wayback Machine., Rogers State University.
O’Connell, James F.; Allen, Jim & Hawkes, Kristen: «Pleistocene Sahul and the Origins of Seafaring» Arkivert 10. november 2011 hos Wayback Machine., kapittel 5 (PDF), University of Utah Department of Anthropology
Marchetti, Cesare (1978): A Postmortem Technology Assessment of the Spinning Wheel: The Last 1000 Years , Technological Forecasting and Social Change, 13 Arkivert 2. mai 2016 hos Wayback Machine. (PDF); s. 91-93
NASA: Propulsion systems of the Future Arkivert 10. februar 2015 hos Wayback Machine.

wildfibres.co.uk

«1000 years of spinning wheels»