1
by Rigby, J. Keith.
Published 1977
...Rigby, J. Keith. Southern Colorado Plateau....
Book
2
by Rigby, J. Keith.
Published 1976
...Rigby, J. Keith. Northern Colorado Plateau....
Book
3
by Rigby, J. Keith.
Published 1973
...Rigby, J. Keith. New Archaeoscyphia (Porifera) from the Ordovician of Anticosti Island, Quebec....
Book
4
by Rigby, J. Keith.
Published 1976
(CARLI) (Other Sources: (UIUdb)503104)
Book
6
by Rigby, J. Keith.
Published 2004
(CARLI) (Other Sources: (UIUdb)6051946)
Book
7
by Rigby, J. Keith.
Published 1968
...Rigby, J. Keith. Annotated bibliography of Lower Paleozoic sponges of North America....
Book
8
by Rigby, J. Keith.
Published 1996
(CARLI) (Other Sources: (UIUdb)5370392)
Book
10
11
by Rigby, J. Keith.
Published 1986
(CARLI) (Other Sources: (UIUdb)6188235)
Book
12
13
15
by Rigby, J. Keith, 1926-
Published 1974
(CARLI) (Other Sources: (UIUdb)5736051)
Book
16
by Rigby, J. Keith.
Published 1986
(CARLI) (Other Sources: (UIUdb)3175747)
Book
17
by Rigby, J. Keith.
Published 2003
(CARLI) (Other Sources: (WIUdb)848163)
Book
18
by Rigby, J. Keith.
Published 2004
(CARLI) (Other Sources: (WIUdb)848164)
Book
19
by Rigby, J. Keith.
Published 1952
Book
20
by Rigby, J. Keith.
Published 1959
Book
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