21
by Huckshorn, Robert Jack, 1928-
Published 1984
22
Published 1985
23
Published 1983
24
by Lynch, Allen, 1955-
Published 1992
25
26
by Mu?noz, Heraldo.
Published 1991
27
by Hoffmann, Stanley.
Published 1983
28
29
by Sharp, J. Michael.
Published 1988
30
by Mayhew, David R.
Published 1991
31
32
by Rushefsky
Published 2002
33
34
35
by Jamieson
Published 1971
36
Published 1982
37
Published 1994
38
39
by Findley
Published 1993
40
by Sandburg, Carl, 1878-1967
Published 2016