✈️ Northrop P-61 Black Widow blueprint on Hemptone Blue Plot Time: 20 minutes 23 seconds Plot Distance: 34.6 meters Pen: Sakura Gelly Rolls Paper: Hemptone Blue Aircraft: Northrop P-61 Black Widow Crisp white lines on deep blue—this three-view blueprint (front, top, side) highlights the Black Widow’s unique twin-engine layout and cockpit detail, complete with the technical spec block: 2x P&W R-2800, 366 mph max, 33,100 ft service ceiling, 1,010 mile range, first flight May 26, 1942. A striking p