Cart Shopping Cart My Store Account Orders Downloads Shopping Cart “9. Aircraft Balancing and Center of Gravity Control” has been added to your cart. Continue Shopping “33. Some Problems in the Selection of Optimum Airplane Configurations for Minimum Weight” has been added to your cart. Continue Shopping “32. Weight and It’s Effect on the Operation and Performance of Commercial Aircraft” has been added to your cart. Continue Shopping “3. Aircraft Accessories – A Weighty Problem” has been added to your cart. Continue Shopping Remove item Thumbnail image Product Price Quantity Subtotal × 7. Predetermination of Weight Efficiency $20.00 7. Predetermination of Weight Efficiency quantity $20.00 × 9. Aircraft Balancing and Center of Gravity Control $20.00 9. Aircraft Balancing and Center of Gravity Control quantity $20.00 × 33. Some Problems in the Selection of Optimum Airplane Configurations for Minimum Weight $20.00 33. Some Problems in the Selection of Optimum Airplane Configurations for Minimum Weight quantity $20.00 × 32. Weight and It's Effect on the Operation and Performance of Commercial Aircraft $20.00 32. Weight and It's Effect on the Operation and Performance of Commercial Aircraft quantity $20.00 × 3. Aircraft Accessories - A Weighty Problem $20.00 3. Aircraft Accessories - A Weighty Problem quantity $20.00 Coupon: Apply coupon Update cart Available coupons (Click to apply). Cart totals Subtotal $100.00 Tax $0.00 Total $100.00 Proceed to checkout