A Study in Emerald

2003 short story by Neil Gaiman, apparently a merging of Sherlock Holmes and H. P. Lovecraft.
Available online.
==Length==
21.0 standard pages long42314 characters, according to Notepad++..
==Ratings, awards, mentions and recommendations==
I bookmarked it after it was submitted to r/printSF in May 2013.
=Links and references=
Category:Works
Category:Literature
Category:Short stories
Category:Horror short stories
Category:2000s short stories
Category:British short stories