Cart Shopping Cart My Store Account Orders Downloads Shopping Cart Remove item Thumbnail image Product Price Quantity Subtotal × 1772. The Lockheed HTTB-STOL Performance Features $20.00 1772. The Lockheed HTTB-STOL Performance Features quantity $20.00 × 881. Testing of Two Integral Weight and Balance Systems on the C-7A $20.00 881. Testing of Two Integral Weight and Balance Systems on the C-7A quantity $20.00 × 1741. The Pultrusion Process for Structures on Advanced Aerospace Transportation Systems $20.00 1741. The Pultrusion Process for Structures on Advanced Aerospace Transportation Systems quantity $20.00 × 1757. Weight Control in Automated Design Equipment $20.00 1757. Weight Control in Automated Design Equipment 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