Cart Shopping Cart My Store Account Orders Downloads Shopping Cart “3752. A Portable Device for Measuring the Cog: Design, Error Analysis and Calibration” has been added to your cart. Continue Shopping Remove item Thumbnail image Product Price Quantity Subtotal × 3749. One Fits All? A Comparison of Weight Estimation Methods for Preliminary Aircraft Design $20.00 3749. One Fits All? A Comparison of Weight Estimation Methods for Preliminary Aircraft Design quantity $20.00 × 3752. A Portable Device for Measuring the Cog: Design, Error Analysis and Calibration $20.00 3752. A Portable Device for Measuring the Cog: Design, Error Analysis and Calibration quantity $20.00 Coupon: Apply coupon Update cart Available coupons (Click to apply). Cart totals Subtotal $40.00 Tax $0.00 Total $40.00 Proceed to checkout