(17 May 2016, 7:02 pm)biglugs@yahoo.com wrote Were 4001 -90 built the same year before the extension to south hylton
Summary here (though the real story behind the original "stand clear of the doors please" announcements has been left out!)
https://en.wikipedia.org/wiki/Tyne_and_W...ling_stock
Husband is only 2 years older than 4001 and 4002, it turns out! (I was at school when they were built. I'm old!)