WW1 - behind the scenes image...

[Jack]

British armed forces personnel man a special military post office used to sort Christmas packages being shipped to the soldiers fighting overseas during World War I.

Location:London, United KingdomDate taken:D December 22, 1915

 

[Tony B]

That shot is quite likley to have been taken at Woolwich Arsenal. there was a similar Wooden builder used for years by BFPO, as far as I could ascertain it was replaced by a corrugated iron structure during WW2, that remained up to the late eighte's and was only demolished when the site closed.