Click to expand Tap to zoom Bell Helicopter OH-58A Organizational Maintenance Manual 55-1520-228-20 by Bell Helicopter Sale $50.00 | / SKU 40943:R Printed - $50.00 Download - $50.00 Printed Download Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Dated Oct 7, 1970