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Date: 20090327 |
20090327 | |
1932 | | | | | | |
Type: Article
Identifier: vital1:31801
Description: As far back as 1870, at St. Pancras Station, London, a road leading to the arrival platforms was paved with rubber slabs. These were two inches thick and while some have been taken up, replaced or rel
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Date: 20030923 |
20030923 | |
1930 | | | | | | |
Type: Article
Identifier: vital1:24910
Description: Asphalts or Bitumens derived from crude petroleum are amongst the earliest products used by mankind. Spielmann (i) in his Historical Introduction to Bituminous Substances points out that bitumen has l
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