Franco-Prussian War
- Concise article with links to related topics.
- http://www.infoplease.com/ce5/A0819460.html

The Siege and Commune of Paris
- Digitized photographs and images recorded during the siege, Northwestern University IL.
- http://www.library.northwestern.edu/spec/siege/

The Civil War in France
- On-line text of Karl Marx's writings on the war, and its aftermath in France with background appendices.
- http://www2.cddc.vt.edu/marxists/archive/marx/works/1871/civil-war-france/index.htm

Besieged Parisians Launch Balloons
- A means for the besieged French government to communicate with the outside world.
- http://www.oldnewspublishing.com/balloons.htm

The Pigeon Post into Paris
- An essay by J.D. Hayhurst O.B.E. with images and bibliography.
- http://www.cix.co.uk/~mhayhurst/jdhayhurst/pigeon/pigeon.html

A War Correspondent in the Franco-Prussian War
- The adventures of an English observer in the early part of the war.
- http://www.fordham.edu/halsall/mod/1870war1.html