[4] When his wife died in Tyrol he continued his work with his daughter, who became quite a Virgil expert in her own right, and crossed the Alps seventeen times.

The first fruits of his researches were published in 1853 under the quaint title Notes of a Twelve Years' Voyage of Discovery in the First Six Books of the Eneis.

His notes, written in a lively and interesting style, are especially valuable for their wealth of illustration and references to lesser-known classical authors.

[4] Henry was also the author of five collections of verse plus two long narrative poems describing his travels, and various pamphlets of a satirical nature.

[4] At its best his poetry has something of the flavour of Robert Browning and Arthur Hugh Clough while at its worst it resembles the doggerel of William McGonagall.