Wikipedia is not a primary source. It has lots of errors. As a teacher I don't accept it as a reference.
From Huskers.com
Bo Pelini, 2003 (Interim), 2008
1.000
Ewald O. "Jumbo" Stiehm, 1911-15
.913
Walter C. "Bummy" Booth, 1900-05
.845
Tom Osborne, 1973-1997
.836
Bob Devaney, 1962-72
.829
Frank Solich, 1998-2003
.753
Fred Dawson, 1921-24
.750
Dana X. Bible, 1929-36
.743
Ernest E. Bearg, 1925-28
.742
William C. "King" Cole, 1907-10
.736
Edward "Doc" Stewart, 1916-17
.733
Fielding Yost, 1898
.727
Edward. N. Robinson, 1896-97
.719
Frank Crawford, 1893-94
.679
Charles Thomas, 1895
.667
Lawrence "Biff" Jones, 1937-41
.652
Amos Foster, 1906
.600
Bill Callahan, 2004-07
.551
Henry F. Schulte, 1919-20
.559
Bill Glassford, 1949-55
.471
William G. Kline, 1918
.417
Pete Elliott, 1956
.400
George "Potsy" Clark, 1945, 1948
.316
Bill Jennings, 1957-61
.310
Glenn Presnell, 1942
.300
Bernie Masterson, 1946-47
.278
Adolph Lewandowski, 1943-44
.250
A. Edwin Branch, 1899
.164