<page_title> GNoSR Classes X and Y </page_title> <section_title> Classification and numbering </section_title> <table> <cell> 68191 <col_header> X </col_header> </cell> <cell> 68193 <col_header> Y </col_header> </cell> <cell> 31-03-1959 <col_header> X </col_header> </cell> <cell> 21-04-1956 <col_header> Y </col_header> </cell> </table>
The first withdrawn GNoSR Class was 68193 in 1956, followed by 68191 in 1959.