Complex sentence: His parents died when he was young and it seems that by a very early age he was in Melbourne, Australia where views of the town dated 1839 and 1840 survive in the collection of the state library.
Split into simpler sentences: His parents died when he was young and it seems that by a very early age he was in Melbourne, Australia. Views of the town dated 1839 and 1840 survive in the collection of the state library.