here is the procedure...
one tip and trick on gluing fingerboard to neck:
drill 2 holes (1 mm) on through 1st and last fret slot:
http://i38.tinypic.com/2e4m69e.jpg
http://i36.tinypic.com/faohdy.jpg
after that put fingerboard on right position with 12" radius block:
http://i33.tinypic.com/x3d5ba.jpg
http://i35.tinypic.com/zogkqv.jpg
after that put 2 small nails, 1 mm through little holes, and remove their heads:
http://i37.tinypic.com/15s0eh5.jpg
http://i34.tinypic.com/v5lw21.jpg
http://i37.tinypic.com/dgm59l.jpg
remove fingerboard so nils stay in mahogany:
http://i34.tinypic.com/14c9ztd.jpg
after that cut nail to 1,5 mm, so you can put fret on slot:
http://i37.tinypic.com/9k2gsy.jpg
put the glue on neck:
http://i37.tinypic.com/1yama9.jpg
i made myself 1 more 12" radius block so my pressure is same on every inch of fingerboard:
http://i37.tinypic.com/wqon6o.jpg
gluing the fingerboard: