You can also click the Add layer mask icon at the bottom of the Layers panel (which, by default, selects Reveal All). Note that if you already have a layer mask on the layer, this icon will change to Add vector mask. Or you can click the Add a Layer Mask icon in the Properties panel.
The top American ace of all time, the U.S. Ace of Aces was Richard Ira Bong. He shot down 40 Japanese planes in the Pacific. Over the years, there's been a lot of ink spilled about the relative scores of German and American aces. 27 Americans shot down over 20 enemy planes.
Squadron Leader William Cherry Vale DFC & Bar, AFC (3 June 1914 â 29 November 1981) was a Royal Air Force (RAF) pilot who, during the Second World War, claimed 30 enemy aircraft shot down and shared in the destruction of three others, and also claiming 6 damaged and another two shared damaged.