"Railroads Earthwork." . . . . . . . . . . "A practical inquiry into the laws of excavation and embankment upon railways" . "A practical inquiry into the laws of excavation and embankment upon railways"@en . "A practical inquiry into the laws of excavation and embankment upon railways being an attempt to develope the natural causes which affect the progress of such works, and to point out the means by which the greatest expedition and economy in execution may be obtained : with an appendix and plates, illustrative of their application in practice"@en . . "A practical inquiry into the laws of excavation and embankment upon railways being an attempt to develope the natural causes which affect the progress of such works, and to point out the means by which the greatest expedition and economy in execution may be obtained : with an appendix and plates, illustrative of their application in practice" . "A practical inquiry into the laws of excavation and embankment upon railways : being an attempt to develope the natural causes which affect the progress of such works, and to point out the means by which the greatest expedition and economy in execution may be obtained : with an appendix and plates, illustrative of their application in practice"@en . . . . . . . . "Electronic books"@en . . . . . . "Railroad engineering." . .