page_title: LB&SCR I1 class
section_title: I1X class
hierarchical_section_title: LB&SCR I1 class / I1X class
caption_attribution_description: English: An old I1X 4-4-2T at Brighton Locomotive Depot. No. 2597 is one of the first LB&amp;SC Marsh 4-4-2Ts of class I1, built 12/1906 and rebuilt 5/28 as an I1X, it was withdrawn in 12/46 - nine months after this photograph.
context_page_description: The LB&SCR I1 class was a class of 4-4-2 steam tank locomotives designed by D. E. Marsh for suburban passenger service on the London, Brighton and South Coast Railway.
context_section_description: Between 1925 and 1932 they were rebuilt by Richard Maunsell with spare boilers left over after the rebuilding of the B4 and I3 classes. The rebuilt engines were designated I1x class, and these new larger boilers greatly improved their performance.
caption: I1X class 2597 at Brighton 1946
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