Copyright Billy Argel Fonts all rights reserved. personal use only, for commercial use contact billyargel@gmail.com. BillyArgel: Nova SOLID: 2011. Nova SOLID SOLID. Version 1.010. NovaSOLID-SOLID. Nova SOLID is a trademark of Billy Argel.. Billy Argel. Copyright (c) 2011 by . All rights reserved.. Nova . SOLID. Nova SOLID