| MICRO SHADOWS ISBN 0-9765286-7-3 a very short book, uses microShadows.xls and the book and ITS spreadsheets are in ZIP form but, for a smartphone here is the book Build A Horizontal Sun Dial. A 14 page booklet on build then fix a horizontal dial. Shows how to stuff, but no theory. If you like it, try SIMPLE SHADOWS or better still buy Illustrating Time's Shadow |
| Micro Shadows is as simple as it gets, if you want more, download Simple Shadows |