yo @ai6yr maybe of interest if not known to you?

"contains over 55,000 scanned images (garments & pattern schematics) from 61,000 commercially produced patterns, dating back to 1847"

https://copa.apps.uri.edu/

Commercial Pattern Archive - Home

@inquiline LOL These are great...
@ai6yr
I just realized you'd like Kat Jungnickel's bikes & bloomers project. She remade updated Victorian cycling gear for women and wrote a book, and included patterns!!
https://bikesandbloomers.com/patterns/
Patterns - BIKES & BLOOMERS

VICTORIAN CONVERTIBLE CYCLE WEAR SEWING PATTERNS

BIKES & BLOOMERS

@inquiline @ai6yr

But none of those designs have the giant puffy sleeves designed to conceal your hydraulic deltoids