Leon Kauffman made a lot of money in wool; before he built on the Pacific, he lived at the southeast corner of Wilshire and Wilton, which he had moved from Alvarado Street....
The history of that house is here:
https://wilshireboulevardhouses.blog...e-see-our.html
I recently came across a full view of 3986 Wilshire:
http://www.charliechaplinarchive.org/it