Describir: Applied descriptive geometry with drafting-room problems

 __   __     ___     _    _     _____      _____     ___      _  _    _    _   
 \ \\/ //   / _ \\  | |  | ||  |  ___||   / ___//   / _ \\   | \| || | || | || 
  \   //   | / \ || | |/\| ||  | ||__     \___ \\  / //\ \\  |  ' || | || | || 
  / . \\   | \_/ || |  /\  ||  | ||__     /    // |  ___  || | .  || | \\_/ || 
 /_//\_\\   \___//  |_// \_||  |_____||  /____//  |_||  |_|| |_|\_||  \____//  
 `-`  --`   `---`   `-`   `-`  `-----`  `-----`   `-`   `-`  `-` -`    `---`