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2 EYEBROW HANDHOLD (FOLDING) OVERHEAD EVEBROW PANEL SEAT INGRESS/EGRESS 4 FLIGHT-DECK FLOOR HANDHOLD FLIGHT-DECK FLOOR HANDHOLD FLIGHT-DECK FLOOR SIDE HATCH MAIN LANDING GEAR SUPPORT BEAMS MACHINED BULKHEAD (b) Structure. Figure 3-3.— Forward fuselage. 3-7 onorbit displays and controls on.