Cart Shopping Cart My Store Account Orders Downloads Shopping Cart “19. The Elements of Field Weight and Balance Control” 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 “15. Organization for Weight Control” has been added to your cart. Continue Shopping “4. The Weight Engineer and the Flutter Problem” has been added to your cart. Continue Shopping “14. Weight Predictor” has been added to your cart. Continue Shopping “1. Weight Economy” has been added to your cart. Continue Shopping “8. A Practical Method for Wing Weight Estimation” has been added to your cart. Continue Shopping “30. The Effect of Center of Gravity on Performance” has been added to your cart. Continue Shopping Remove item Thumbnail image Product Price Quantity Subtotal × 19. The Elements of Field Weight and Balance Control $20.00 19. The Elements of Field Weight and Balance Control 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 × 15. Organization for Weight Control $20.00 15. Organization for Weight Control quantity $20.00 × 4. The Weight Engineer and the Flutter Problem $20.00 4. The Weight Engineer and the Flutter Problem quantity $20.00 × 14. Weight Predictor $20.00 14. Weight Predictor quantity $20.00 × 1. Weight Economy $20.00 1. Weight Economy quantity $20.00 × 8. A Practical Method for Wing Weight Estimation $20.00 8. A Practical Method for Wing Weight Estimation quantity $20.00 × 30. The Effect of Center of Gravity on Performance $20.00 30. The Effect of Center of Gravity on Performance quantity $20.00 Coupon: Apply coupon Update cart Available coupons (Click to apply). Cart totals Subtotal $160.00 Tax $0.00 Total $160.00 Proceed to checkout