1_023.jpg -
Short blades increase range but curve the flight; long blades decrease range but provide a straighter path.
In various SEC filings , this file often refers to slide #23 of an investor presentation. For example, in a filing by Presto , it covers: 1_023.jpg
In a forum discussion about the (a Number 7 boomerang), the image is used to illustrate the aerodynamics of throwsticks: Short blades increase range but curve the flight;