...............................O...
..............................O.O..
..............................O.O..
..............................O....
.............................OO....
.............................O.O...
...................................
............................OOO....
............................O.O....
.............................O.O...
............................OO.....
...................................
.............................O.....
.............................O.O...
.............................O.O...
..............................O....
Height = 16, just fits EDSAC
