53420. British railway track : flat bottom track supplement : design, construction and maintenance / by C.L. Heeler. - [S.l.] : Permanent Way Institution, 1951. - (Nottingham : Derry & Sons). - 42, [18] p. : ill. : 22 cm. - PK : NS K 511

53420. British railway track : flat bottom track supplement : design, construction and maintenance / by C.L. Heeler. - [S.l.] : Permanent Way Institution, 1951. - (Nottingham : Derry & Sons). - 42, [18] p. : ill. : 22 cm. - PK : NS K 511

https://hetutrechtsarchief.nl/id/0087ABA212585D0888309742A6E1237E

53420. British railway track : flat bottom track supplement : design, construction and maintenance / by C.L. Heeler. - [S.l.] : Permanent Way Institution, 1951. - (Nottingham : Derry & Sons). - 42, [18] p. : ill. : 22 cm. - PK : NS K 511

https://hetutrechtsarchief.nl/id/0087ABA212585D0888309742A6E1237E
subject
label
53420. British railway track ...... l. : 22 cm. - PK : NS K 511
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16
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