[Source](https://publicdomainreview.org/collection/dr-julius-neubronner-s-miniature-pigeon-camera/)
trippinthroughtime·Trippin' Through Timebygnufuu That does it, get the constable!SourceView original on infosec.pub185Comments5Reply
5 replies
I wonder how the camera was triggered
A second pigeon to peck the trigger button.
A pneumatic timing mechanism
It says in the article
The OC Drone Photography