Describir: Solar charts for the design of sunlight and shade for buildings in South Africa /

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