Hansen, Rob
Chronological Checklist
Series – Then
- Then #1 (London: privately printed, 1988)
- Then #2 (London: privately printed, 1989)
- Then #3 (London: privately printed, 1991)
- Then #4 (London: privately printed, 1993)
- Then: A History of Science Fiction Fandom in the UK: 1930-1980 (Reading, Berkshire: Ansible Editions, 2015)
- Then: Science Fiction Fandom in the UK: 1930-1980 (Reading, Berkshire: Ansible Editions, 2016)