Spirit leveling in Illinois, 1896-1942. Part 3, East-central Illinois
1986 ◽
Vol 97
(9)
◽
pp. 1098
◽
2007 ◽
Vol 36
(3)
◽
pp. 681-693
◽
Keyword(s):
2006 ◽
Vol 22
(3)
◽
pp. 390-400
◽
Keyword(s):
Keyword(s):
2012 ◽
Vol 42
(6)
◽
pp. 1050-1059
◽