The oldest known selfie. (1839)

A "knocker-up" waking up clients - the early 20th century version of alarm clocks.

Before automatic pinsetters were invented, "pin boys" worked to manually line them up. (1914).

A police officer on a Harley and an old fashioned mobile holding cell. (1921)

An early example of "horsemanning", the 1920's version of "planking".

Two winners of a 1922 Beauty Pageant, when beauty standards were much different.

A couple enjoys an old fashioned zipline on a weekend afternoon. (1923)

This bizarre helmet supposedly helped focus by rendering the wearer deaf, piping them full of oxygen, and limiting their vision to a tiny slit. (1925)

A mildly terrifying 1920s full faced swimming mask designed to protect women from the sun.

Hitler rehearsing his speeches in front of a mirror (1925).

The LA Public Library’s bookmobile program for the sick. (1928)

The One Wheel Motorcycle, capable of reaching a top speed of 93 mph. (1931)

A cat poses for a cigarette card, found in Army Club Cigarettes. (1932)

How makers of the famous London Double-Decker buses proved they weren't a tipping hazard. (1933)

Baby cages for 1930s apartment families who wanted their children to get enough sunlight.

The 1930's version of a GPS: This auto scrolling map was supposed to help people with directions in real time.

Model T "Elevator Garage" in Chicago. (1936)

Babies wearing the gas mask hood system during a 1940 London bombing drill.

An Austrian boy couldn't be more excited about his first pair of new shoes in years. (1946)

A man dresses up his dog in a suit, then puts a cat in his lap. (1950s)

An ice-cold whisky dispenser, sometimes found in offices. (1950s)

Afghan women at a public library during the 1950s.

Young boy attending Martin Luther King Jr's "I Have a Dream" speech, 28th Aug 1963.

The "TV Glasses" that never quite caught on. (1963)

"The Kiss of Life". This iconic photo shows a utility worker receiving mouth-to-mouth after being electrocuted. He survived. (1967).

A young Osama Bin Laden with his family in Sweden during the 1970s. He is second from the right in a green shirt.
