#29 A returning observation balloon being controlled by soldiers with ropes; the basket attached to the balloon can be seen on the ground.

A returning observation balloon being controlled by soldiers with ropes; the basket attached to the balloon can be seen on the ground.

Knights of the Sky, Cages of Death: The Brutal Evolution of WWI Air Combat

#29 A returning observation balloon being controlled by soldiers with ropes; the basket attached to the balloon can be seen on the ground.

WWI

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