Cart Shopping Cart My Store Account Orders Downloads Shopping Cart “4. The Weight Engineer and the Flutter Problem” has been added to your cart. Continue Shopping “19. The Elements of Field Weight and Balance Control” 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 × 15. Organization for Weight Control $20.00 15. Organization for Weight Control 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 × 10. Calculation of Landing Gear and Hydraulic System Weights $20.00 10. Calculation of Landing Gear and Hydraulic System Weights quantity $20.00 × 4. The Weight Engineer and the Flutter Problem $20.00 4. The Weight Engineer and the Flutter Problem quantity $20.00 × 19. The Elements of Field Weight and Balance Control $20.00 19. The Elements of Field Weight and Balance Control 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 $140.00 Tax $0.00 Total $140.00 Proceed to checkout