Encyclopædia Britannica 1771–1860
Topic · 0 of 8 editions · peak 68 chars
LEAP-YEAR
1st
2nd
3rd
4th
5th
6th
7th
8th
Edition
As printed
Type
Chars
Location
vs. previous
1st ed. (1771)
LEAP-YEAR
cross-reference
33
vol. 2, p. 961
3rd ed. (1797)
LEAP-YEAR
cross-reference
68
vol. 9, p. 748