Helix atref

I don't remember if this is 100% the curve but here you go:

https://drive.google.com/file/d/1DTQ...ew?usp=sharing

note: it might have some of my personal modifications but I can't open it on my mac (and my windows vm hasn't been working great lately so I need to re-do that) to verify and I don't feel like starting my windows computer to check right now ;)

Here are some others too:

Half Whitledge:
https://drive.google.com/file/d/1nRL...ew?usp=sharing

Justin Zazzi's Curve:
https://drive.google.com/file/d/1WmU...ew?usp=sharing