Firebox eliminated water walls and replaced by firebricks. Eight cyclinders - near perfect ballane - developed from Willans high speed engines (central valves) for electricity generation. Rotary valves.
Clayton, James. The 'Paget' locomotive. Rly Gaz., 1945 (2 Nov.)
Leech, Kenneth H. Midland Railway 8-cylinder 2-6-2 No. 2299 with a note on its designer. Rly Gaz., 1945 (2 Nov.)
Rutherford gave a useful summary of information about this locomotive, noting that the problems in operation stemmed from the seizure of the valve gear due to differential thermal expansion in the metals, and the breakdown of the lubricants. Backtrack, 11 page 677.