Hello All ! For those who are interested i just posted the grappelli solo on minor swing (1937) here
and you can download the pdf and guitar pro here: http://www.danielbeja.fr/solo-de-grappelli-a-la-guitare-minor-swing/
Enjoy and happy guitar working
Thanks for doing it.
There is a transcription of the solo here : http://www.violinist.com/blog/SteeleString/20123/13236/