Well, 2601 S Grand Avenue was actually built by Kaspare Cohn... Mr. Fay and his wife--the daughter of Thomas Stimson, whose famous red sandstone house is still over on Figueroa Street--built on the opposite southerly corner of Adams and Grand in 1897, address 240 West Adams....
Here is my history of 2601 S Grand:
https://adamsboulevardlosangeles.blo...-also-see.html
Here's what's on the Cohn corner today:
The 7-11 is on the site of the Fay house--seen below. My story of that one is here:
https://adamsboulevardlosangeles.blo...ease-also.html