Cart Shopping Cart My Store Account Orders Downloads Shopping Cart Remove item Thumbnail image Product Price Quantity Subtotal × 128. Weight Estimating of Aircraft Hydraulic Systems $20.00 128. Weight Estimating of Aircraft Hydraulic Systems quantity $20.00 × 123. Problems Encountered With Weight-Saving Titanium $20.00 123. Problems Encountered With Weight-Saving Titanium quantity $20.00 × 131. Tabulating Machine Procedures as Applied to Weight Control $20.00 131. Tabulating Machine Procedures as Applied to Weight Control quantity $20.00 × 142. The Application of Digital Computers to Wing Structural Weight Analysis $20.00 142. The Application of Digital Computers to Wing Structural Weight Analysis quantity $20.00 Coupon: Apply coupon Update cart Available coupons (Click to apply). Cart totals Subtotal $80.00 Tax $0.00 Total $80.00 Proceed to checkout