John Laing photographic library at Historic England.

[kabin man]

Hundreds of pics to trawl through on here.

https://historicengland.org.uk/images-books/archive/collections/photographs/john-laing/

https://historicengland.org.uk/whats-new/news/from-flat-caps-to-hard-hats-breaking-new-ground/

 

[craig]

I like the photo on the front page

 

[Bri963]

Can’t find the plant photos.

 

[V8Druid]

Can’t find the plant photos.

some here Bri https://historicengland.org.uk/images-books/archive/collections/photographs/john-laing/#d716e58d

 

[kabin man]

Also on Historic England, a collection of digitised aerial photos is quite interesting..

https://historicengland.org.uk/images-books/archive/collections/aerial-photos/