Ok, I finally sat down and
really looked the plans over, and made a list of materials (below) if it helps anyone. I gotta go shopping again tomorrow.
Bill of Materials (build plane with stuff- ug!)
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1/4"x1/4"x17-3/4" balsa for wing leading edge, trailing edge (4)
1/4"x1/8"x17-3/4" spruce(or hardwood) for main wing spars (4)
1/2"x36" tri-stock for forward fuselage corners (2)
1/4"x36" tri-stock for fuselage corners (3)
1/16"x1/2"x17-3/4" balsa for wing trailing edge sheeting (4)
1/8"x1-1/8" dowel for wing leading edge hold-down thingy (1)
1/8"x3"x36" balsa sheet for tail and horizontal stab (1 maybe 2)
1/16"x4"x36" balsa sheet for fuselage sides, fuselage and wing sheeting (3)
1/8"x2"x2" plywood for firewall (1)
1/16"x2-1/2"x3-9/16" ( <= huh?!?! ) plywood for F1 former (1)
1/16"x2-1/2"x3-1/4" plywood for F2 former (1)
1/8"x1/8"x17-3/4" balsa for wing stringers (4)
3/32"x4"x36" balsa sheet for wing ribs (1)
1/4"x1/4"x2-1/2" hardwood for fuselage servo beam mount (2)
1/8" hard balsa or ply scrap dihedral gauge (see plans) (1)
3/16"x4" balsa sheet (optional for wingtips - see my comments below)
That's it for the wood, did I miss anything?