PHASES OF THE MOON
eight phases · a full cycle of 29.53 days
$1.50
MORSE CODE
26 letters and 10 digits · dot, dash
Free
PHONETIC ALPHABET
the ICAO standard · for radio and telephone
$2.50
eight phases · a full cycle of 29.53 days
26 letters and 10 digits · dot, dash
the ICAO standard · for radio and telephone