| 1 |
[v. 1]
The early railway age, 1820-1850 / by J.H. Clapham
Cambridge : Cambridge University Press. - Tokyo : Maruzen , 1926
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| 2 |
1
The early railway age, 1820-1850 / by J.H. Clapham
2nd ed., Reprinted with corrections. - Cambridge : The University Press , 1939
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| 3 |
1
The early railway age 1820-1850 / by J. H. Clapham
2nd ed. - Cambridge : The University Press , 1930
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| 4 |
2
Free trade and steel, 1850-1886 / by Sir John Clapham
1st ed. - Cambridge : The University Press , 1932
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| 5 |
3
Machines and national rivalries (1887-1914) with an epilogue (1914-1929) / by Sir John Clapham
1st ed. - Cambridge : The University Press , 1938
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