Encyclopædia Britannica 1771–1860
Topic · 8 of 8 editions · peak 168 chars

HEPTAGON

1st2nd3rd4th5th6th7th8th
EditionAs printedTypeCharsLocationvs. previous
1st ed. (1771) HEPTAGONarticle77vol. 2, p. 783
2nd ed. (1778–83) HEPTAGONarticle168vol. 5, p. 3580
3rd ed. (1797) HEPTAGONarticle168vol. 8, p. 437reprint · J 1.00
4th ed. (1810) HEPTAGONarticle166vol. 10, p. 396revised · J 0.77
5th ed. (1815) HEPTAGONarticle166vol. 10, p. 396reprint · J 1.00
6th ed. (1823) HEPTAGONarticle166vol. 10, p. 396reprint · J 1.00
7th ed. (1842) HEPTAGONarticle166vol. 11, p. 240revised · J 0.77
8th ed. (1853–60) HEPTAGONarticle45vol. 11, p. 317