British Wartime Periscope: a Peek Into the Past

?w=800" alt="British wartime periscope on a workbench"/>We all know periscopes serve for observation where there’s no direct line-of-sight, but did you know they can allow you to peer through history?  That’s what [msylvain59] documented when he https://hackaday.com/2025/04/22/british-wartime-periscope-a-peek-into-the-past/

https://hackaday.com/2025/04/22/british-wartime-periscope-a-peek-into-the-past/