I moved on to step 2 and 3: match drilling holes in the vertical stabilizer spar caps (the pieces I cut in step 1). I used the drill press for these, because the plans indicated the importance of getting the holes perpendicular.
Drilling the first holes, cleco’ing as I go: (There are side clecos holding the piece in that you can’t see from this angle)
A whole bunch of drilled holes with clecos:
Berck: 4 hours.