7 (one hand at 7 o’clock and the other at 9,
then 11, then 12, then 1, then 3, then 5, then 6)
+ 6 (one hand at 9 o’clock and the other at
11, then 12, then 1, then 3, then 5, then 6)
+5 (one hand at 11 o’clock and the other at
12, then 1, then 3, then 5, then 6)
+4 (one hand at 12 o’clock and the other at 1,
then 3, then 5, then 6)
+3 (one hand at 1 o’clock and the other at 3,
then 5, then 6)
+2 (one hand at 3 o’clock and the other at 5
then 6)
+1 (one hand at 5 o’clock and the other at 6
o’clock) = 28
Number of symbols used in semaphore = 26
Therefore there are 2 other symbols that you could send using
this code.