The design and prototyping of a 3D Printed Swiss Lever Escapement Watch, Shaping the hairspring 

Making and shaping a home made hairspring
I use a 0.5 mm piano wire to make the hairspring of my 3D printed watch movement, and in this video I will show how I shaped the spring
Links to videos and info that I found online
Book on hand making springs
www.watkinsr.id...
And video (part3 of a series)
• Hand Making a Verge Wa...
Another video and another technique
• 20 Ageron French fusee...
I made a Swiss Lever Escapement for you to try:
Files on My Mini Factory:
www.myminifact...
Video here:
• The design and prototy...
Escapement:
On Mark Headrick's Horology Page, Download his book, "Clock and Watch Escapement Mechanics,"
www.abbeyclock....
Project Gutenberg's An Analysis of the Lever Escapement, by H. R. Playtner
www.gutenberg....
Other resources:
On the construction of a simple and mechanically perfect watch
www.watkinsr.id...
Prize-essay ... on the detached lever escapement for watches
archive.org/de...