Wikipedia:Articles for deletion/Catherine Slessor
I have looked at ''Architectural Review'' again. While it's true that it's not an academic journal, it was indexed by Scopus during the time that Slessor was editor. Many notable people have edited it or contributed to it. It does seem to be an influential and respected publication in the field of architecture and urban design. (I note also that some titles which Wikipedia considers magazines, Scopus considers journals, and vice versa, although that is not the case with ''Architectural Review''). I don't know how we find sources, other than book reviews, from within her field that are totally independent, but there is a tribute to her in another architectural magazine/journal, and, in ''Architectural Review'', tributes from such notable people within her fields (architecture/architectural writing) as Norman Foster, Baron Foster of Thames Bank|Norman Foster, Nicholas Grimshaw, Tom Dyckhoff, Sou Fujimoto, Hugh Pearman (architecture critic)|Hugh Pearman, and Roger Zogolovitch. I have found reviews of all four of her books named in the article, and I have added those references.  If being a respected editor of a notable magazine is not sufficient, she certainly meets 
— User:RebeccaGreen, 10:51, 5 February 2019 (UTC)
Stance: comment
Cited policy: WP:NAUTHOR (Wikipedia:Notability)