Cart Shopping Cart My Store Account Orders Downloads Shopping Cart Remove item Thumbnail image Product Price Quantity Subtotal × 2417. SWATH Weight Engineering - A Case Study $20.00 2417. SWATH Weight Engineering - A Case Study quantity $20.00 × 2411. X-34 Reusable Launch Vehicle Technology Demonstrator Mass Properties Engineering Challenges $20.00 2411. X-34 Reusable Launch Vehicle Technology Demonstrator Mass Properties Engineering Challenges quantity $20.00 × 2423. What is Design to Cost? $20.00 2423. What is Design to Cost? quantity $20.00 × 2381. Considerations in Developing Reasonability Checks and Preliminary Estimating Methods $20.00 2381. Considerations in Developing Reasonability Checks and Preliminary Estimating Methods quantity $20.00 × 2383. The V/STOL Propulsion Weight Fraction Revisited $20.00 2383. The V/STOL Propulsion Weight Fraction Revisited 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