Cart Shopping Cart My Store Account Orders Downloads Shopping Cart “12. Weight Control – Aircraft Design Problem” has been added to your cart. Continue Shopping “8. A Practical Method for Wing Weight Estimation” has been added to your cart. Continue Shopping “25. The Effect of Overload and Unbalance on Long Range Operation” has been added to your cart. Continue Shopping Remove item Thumbnail image Product Price Quantity Subtotal × 9. Aircraft Balancing and Center of Gravity Control $20.00 9. Aircraft Balancing and Center of Gravity Control quantity $20.00 × 2. Airplane Weight and Balance Control $20.00 2. Airplane Weight and Balance Control quantity $20.00 × 34. Pneumatic Controls for Aircraft $20.00 34. Pneumatic Controls for Aircraft quantity $20.00 × 12. Weight Control - Aircraft Design Problem $20.00 12. Weight Control - Aircraft Design Problem quantity $20.00 × 8. A Practical Method for Wing Weight Estimation $20.00 8. A Practical Method for Wing Weight Estimation quantity $20.00 × 25. The Effect of Overload and Unbalance on Long Range Operation $20.00 25. The Effect of Overload and Unbalance on Long Range Operation quantity $20.00 Coupon: Apply coupon Update cart Available coupons (Click to apply). Cart totals Subtotal $120.00 Tax $0.00 Total $120.00 Proceed to checkout