In course of time the Brothers Cowper removed the manufacture of their printing machines from London, to Manchester. There they found skilled and energetic workmen, ready to carry their plans into effect.

A short explanation soon cleared up the mystery (one of the managers of the Works had copied the drawing of it from the Scheme Book while on a visit to England). " He then communicated the same to her parents and told them his prospects and so became betrothed in the same day. He had heard of the fame of Henry Maudslay's workshop and resolved to get employment there; unfortunately his father could not afford to place him as an apprentice at Maudslay's works.

He retired at the age of 48 and moved to Penshurst Kent where he developed his hobbies of astronomy and photography. James Hall Nasmyth (sometimes spelled Naesmyth Nasmith or Nesmyth) (19 August 1808 – 7 May 1890) was a Scottish engineer and inventor famous for his development of the steam hammer.