A Letter From Hobart Carried On the Iron Steam-Ship 'Simla', 1857 (May) envelope to Scotland, endorsed 'per 'Simla' overland mail' with 2 x 4d Van Diemens Land imperforate stamps paying double the standard letter rate, with a fine Liverpool 'tombstone' arrival datestamp in red. The 'Simla' had been launched in 1854 at the shipyard of Tod & McGregor, Glasgow, for the Peninsular & Oriental Steam Navigation Co.