ok,so will confess I am also one of those who have kept the Bargue book in my bookshelf for quite some time. But thank you so much Mischa for this thread and your great help.And the good advices above.
, I have worked on this o plate 1,6 , and hopefully work them up to perfection. tsee what I can learn from it .
Up to now I learned :
1. never to trust the eye and always measure twice.
2.a millimeter off here and another there, makes everything out of place
3. curved lines are hard to copy and get in the right place.
4.not as easy as it might look to do these drawings
first layer of shading: