15″ High x 2 3/4″ Dia
~ 1″ Pipe ~
(Probably) USA made

20″ High x 3″ Dia
~ 3/4″ Pipe ~
British made, some
repairs & new valve

14″ High x 3″ Dia
~ 1″ Pipe ~
Lunkenheimer type

30″ High x 4″ Dia
~ 1 1/4″ Pipe ~
Made by Smith, used at the Ruston Hornsby works.