Click to expand Tap to zoom Hughes Helicopters OH-6A 1969 DS ,GS ,& Depot Maintenance Manual (55-1520-214-35) by Hughes Helicopter Manuals Sale $100.00 | / SKU 8056:R Printed Manual - $100.00 Download - $100.00 Printed Manual Download Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Helicopter, Observation