Shortening of concrete poles under operation
ELEKTRISCHE BAHNEN -CHARLOTTENBURG THEN BERLIN THEN MUNCHEN- ; 91 , 4 ; 134
1993-01-01
134 pages
Article (Journal)
Unknown
DDC: | 625 |
© Metadata Copyright the British Library Board and other contributors. All rights reserved.
Engineering Index Backfile | 1921
|Replacement Criteria for Concrete Catenary Poles
British Library Online Contents | 2017
|Concrete pole butts lengthen life of wooden poles
Engineering Index Backfile | 1926
Engineering Index Backfile | 1898