This does not show it too well, (but the earlier page has a good     
detailed picture), but the ribs are attached to the keel by small     
oak blocks, screwed, Don't glue till they are all on and you have     
bent long pieces around the gunnels to be sure she looks right.     
By the way if the lines are pleasing to the eye they are correct.     
If it looks bad to the eye something is out of place.