Encyclopædia Britannica 1771–1860
Topic · 3 of 8 editions · peak 3,216 chars

HELIGOLAND

1st2nd3rd4th5th6th7th8th
EditionAs printedTypeCharsLocationvs. previous
6th ed. (1823)① HELIGOLANDarticle100vol. 10, p. 325
Suppl. 4–6th (1824)② HELIGOLANDarticle3,180vol. 4, p. 624
7th ed. (1842)② HELIGOLANDarticle3,216vol. 11, p. 213
8th ed. (1853–60)③ HELIGOLANDarticle2,749vol. 11, p. 288