A Letter to My Love
Mainly in Moonlight: Ten Stories of Sorcery and the Supernatural
Princess Rosetta wrote a daily letter to her betrothed and sent it, as she always did, with her lady in waiting, Gillian. However, on this particular day, Gillian met with a minor accident and couldn't finish her journey. As she sat in despair, wondering what to do, she was offered help by a traveling, talking mailbox, sort of ... which led to greater adventure than normally besets a lady in waiting.