Chopin Op 10 no 7 PS Urtext Fingering?

[anamnesis]

I'm curious about the sourcing for Chopin's fingering on this etude, particularly on the left hand. 

[hardy_practice]

Have you tried here:

https://chopin.lib.uchicago.edu/gsdl/cgi-bin/library?e=d-000-00---0chopin--00-0-0-0prompt-10---4---Document---0-1l--1-en-Zz-1---50-home---001-001-1-0utfZz-8-0&a=d&cl=CL3.5.1&d=CHOP046.34

[anamnesis]

I have, I've also checked the handwritten manuscript from IMSLP.