1
2
by Nicol
Published 1977
3
by Smithies
Published 1986
4
by Wallace
Published 1962
5
by Briggs
Published 1988
6
by Dinsman
Published 2004
7
by Gullick
Published 1995
8
Published 1955
9
by Jackson
Published 1968
10
Published 1993
11
by Boxer
Published 1968
12
13
14
15
Published 1963
16
by Arnold
Published 1967
17
Published 2001
18
Published 1989
19
20
by Beccari
Published 1989