On February 1, 1904, the Morse Code distress signal “CQD” was established. Journey with us to China in 1905, when a Morse Code signal of another kind tells of an attack on a Christian mission. Witness the events of that day through the eyes of two frightened sisters in this short story for older students.
(Fits World history timeline.)
If you are new to this series, visit my introduction to timeline index cards.