Following instructions pages 8-26 and 8-27, I did:
- Final drill #30, the 1/8 holes in the F-820-L-1 and r-1 fwd side skins not drilled in the previous steps - Match-drilled #40, the 3/32 holes in the left and right F-823-1 Mid Side Skins, that are common with the F-887-L-1 & R-1 Upper Longerons
