Complex sentence: Originally, watermen offered the first services on demand in small rowing skiffs or sailing dinghies, until a regular public ferry services were established later by Henry Perdriau, the owner of "Perdriau Ferries", later "Balmain Steam Ferries".
Split into simpler sentences: Originally, watermen offered the first services on demand in small rowing skiffs or sailing dinghies. The service was established by Henry Perdriau, the owner of "Perdriau Ferries", later "Balmain Steam Ferries".