Another locomotive was built using the same system in 1817.
The first new locomotive was built at the works in 1864.
The locomotive was designed and built in only 4 months.
Between 1942 and the end of the war in May 1945 over 6300 class 52 locomotives were built.
No less than 4,699 locomotives were built by the company between 1848 and 1929.
In total, 327 locomotives of this type were built between 1961 and 1967.
At the time they were the most powerful locomotives built.
Two similar locomotives were built under Jones' in 1873 and 1874.
This was not a task that the locomotives had been built for.
Both of these built other locomotives under the same arrangement.
