Showing staff employed by various railway companies at Mar. 10, 1928, as compared with Apr. 30, 1927, and numbers in different grades in 1928 and 1927.
Census of railway employees
Ry. Gaz
Railway Gazette and Railway News ; 49 , n 10
1928
Figures
Aufsatz (Zeitschrift)
Englisch
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Engineering Index Backfile | 1930
Engineering Index Backfile | 1929
Engineering Index Backfile | 1931
Engineering Index Backfile | 1923
|Engineering Index Backfile | 1926
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