More on Elf-shot from Infoplease:

• Elf-shot - Elf-shot Afflicted with some unknown disease, and supposed to have been wounded by an elfin arrow. ...
• Elf-arrows - Elf-arrows Arrow-heads of the neolithic period. The shafts of these arrows were reeds, and the ...
• Dictionary of Phrase and Fable: E - Definitions, origins, and illustrative excerpts for words, phases, and literary allusions starting with "E"