Geir Tómasson Zoega compiled dictionaries. He was born in 1857 and died in 1928.
He was the editor of both an Icelandic English dictionary and and English-Icelandic dictionary.
Íslenzk-Ensk orðabók - (internet archive)
Ensk-Íslenzk orðabók - (ensk.is) | (baekur.is)