nice find!
Tiny frame, I hope it will fit you.
Best guess at first glance: late '67 - '69.
Crank is SL 93, indeed (appeared in late '67 or '68, seemingly).
You can check and date many of your bike's components on VeloBase
http://velobase.com/BrandDirectory.aspx?Load=Components.
Very useful source of information!
And of course the corresponding Peugeot web pages.