Beyond Time by [exn]Patricia Fanthorpe[/exn] and [exn]R. L. Fanthorpe[/exn]

Debut.
Beyond Time (Badger, 1962).
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . written by Patricia Fanthorpe as by John E. Muller
R. L. Fanthorpe as by John E. Muller
Pending variant, not yet described.
Mas alla del tiempo (unknown publisher, 1964).
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . written by Patricia Fanthorpe as by John E. Muller
R. L. Fanthorpe as by John E. Muller
R. L. Fanthorpe [possibly using an alias]
Alternate byline.
Beyond Time (Arcadia House, 1966).
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . written by Patricia Fanthorpe as by Marston Johns
R. L. Fanthorpe as by Marston Johns
Alternate byline.
Beyond Time (Gateway, February 2014).
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . written by Patricia Fanthorpe
R. L. Fanthorpe as by Lionel Fanthorpe

Beyond Time