1869 in science (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "1869 in science" in English language version.

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Barclay-Smith, Phyllis (1959). "The British contribution to bird protection". Ibis. 101 (1): 115–122. doi:10.1111/j.1474-919X.1959.tb02363.x. Archived from the original on 2013-01-05. Retrieved 2021-02-16.

Woods, Daniel (2008). "Heliograph and Mirrors". In Sterling, Christopher (ed.). Military Communications: From Ancient Times to the 21st Century. ABC-CLIO. p. 208. ISBN 978-1851097326.
Goode, Samuel (1875-06-14). "Mance's Heliograph, or Sun-Telegraph". Journal of the Royal United Service Institution. XIX (LXXXIII): 534–548. doi:10.1080/03071847509415772. Retrieved 2011-06-21.
Sicherman, Barbara (1980). Notable American Women: The Modern Period: a Biographical Dictionary. Cambridge: Belknap Press. p. 303. ISBN 978-0-67462-733-8.

"Giant Panda". Encyclopædia Britannica Online. 2010. Retrieved 2010-08-09.
"Copley Medal | British scientific award". Encyclopedia Britannica. Retrieved 23 July 2020.

Barclay-Smith, Phyllis (1959). "The British contribution to bird protection". Ibis. 101 (1): 115–122. doi:10.1111/j.1474-919X.1959.tb02363.x. Archived from the original on 2013-01-05. Retrieved 2021-02-16.
Van Deusen, E. H. (April 1869). "Observations on a form of nervous prostration (neurasthenia) culminating in insanity". American Journal of Insanity. 25 (4): 445–461. doi:10.1176/ajp.25.4.445.
Beard, George (1869). "Neurasthenia, or nervous exhaustion". The Boston Medical and Surgical Journal. 80 (13): 217–221. doi:10.1056/NEJM186904290801301.
Goode, Samuel (1875-06-14). "Mance's Heliograph, or Sun-Telegraph". Journal of the Royal United Service Institution. XIX (LXXXIII): 534–548. doi:10.1080/03071847509415772. Retrieved 2011-06-21.

Mance, Henry (1872-02-10). "The Heliograph or Sun Telegraph". United Service Institution of India. 1 (5): 123–130. hdl:2027/mdp.39015035103855. Retrieved 2013-06-16.

Barclay-Smith, Phyllis (1959). "The British contribution to bird protection". Ibis. 101 (1): 115–122. doi:10.1111/j.1474-919X.1959.tb02363.x. Archived from the original on 2013-01-05. Retrieved 2021-02-16.

Van Deusen, E. H. (April 1869). "Observations on a form of nervous prostration (neurasthenia) culminating in insanity". American Journal of Insanity. 25 (4): 445–461. doi:10.1176/ajp.25.4.445.
Beard, George (1869). "Neurasthenia, or nervous exhaustion". The Boston Medical and Surgical Journal. 80 (13): 217–221. doi:10.1056/NEJM186904290801301.