Click to expand Tap to zoom DeHavilland U.S. Army Series YU-1 & U1A Maintenance Instructions (1-1U-1A-2) by DeHavilland Military Sale $52.00 | / SKU 9010:R Printed Manual - $52.00 Download - $52.00 Printed Manual Download Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Jul-58