Teddington trolleybus (1931)

Footage has been unearthed from 1931 that shows the first day that the Twickenham to Teddington by trolleybus started operation. Enjoy the ride! [youtube=] Trolley buses were a later breed of tram that although powered from overhead electric cables, didn’t…

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NPLs choir sing you a Christmas card

NPL’s Choir sing Christmas carols as part of this years NPL Christmas card. In true NPL style, the choir take us through various effects on their carols caused by different acoustic testing rooms on the NPL grounds including the listening…

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