Check out these dudes taking a selfie on top of a building in 1920.  The size of the camera is hilarious.  I doubt they would believe what we have today. 

The caption says: "Five photographers posing together for a photograph on the roof of Marceau's Studio, while Joseph Byron holds one side of the camera with his right hand and Ben Falk holds the other side with his left hand."

Here is the link with pics --->