R. D. Mullen

US science fiction critic and scholar, emeritus professor of English at Indiana State University (1915-1998). 
Richard Dale Mullen

OverviewRelatedTableS1S2S3

Wikidata
1915 — 1998 critic, university teacher, human, 

• Internet Speculative Fiction Database entry^@
• The Encyclopedia of Science Fiction entry^@
  

Type	Date	Description	Details	Source
link		Internet Speculative Fiction Database entry@		Wikidata
link		The Encyclopedia of Science Fiction entry@		Wikidata

Individual site searches

Google custom search of specialist sites

Google custom search of general sites