Jimmy Arnold, an overweight boy from Rochester, bites into a cake. (Photo by Reg Birkett/Keystone/Getty Images). 14th April 1951

Three workers demonstrating the different types of gas masks used in mine rescue work. (Photo by Fox Photos/Getty Images). December 1925

In April 2011 last factory in the world on manufacture of typewriters was closed. The epoch of typewriters has ended...

Photo: A model of a commercial typewriter from 1867. (Photo by Topical Press Agency/Getty Images). June 1923

A young girl makes a “tomato angel” on a tomato covered street during the traditional tomato fight “Tomatina” during the fiestas in Bunol, Spain, 28 August 2013. This year's Tomatina is the first pay festival after Bunol's City Hall sold 15,000 tickets to take part in the tomato throwing. A total of 20,000 people, including 5,000 residents, will throw over 130,000 kg tomatoes. Local authorities decided to sell tickets this year to avoid the overcrowding in previous years in which over 50,000 people took part in the event. (Photo by Biel Alino/EPA)

Biologist Kelly Martin records her measurements of Electra, a 5 1/2 foot leatherback turtle nesting on the beach behind the Seminole Golf Club course in Juno Beach. Martin uses a red light which is invisible to turtles. (Photo by Greg Lovett/The Palm Beach Post)

Storm chaser Brad Mack from Buena Park California videotapes a rotating supercell storm west of Newcastle, Texas April 9, 2013. Many of the storms in Tornado Alley that were forecast to be severe this week were taken out by a cold front from Canada. Picture taken April 9, 2013. (Photo by Gene Blevins/Reuters)

“The Last Pollen Spore Preparing to Leave a Ladybug Trying to Hold On, Because It Didn't Want to Be Alone”. Photo by Hiep Nguyen Hoang (Hanoi, Vietnam). Photographed in Hanoi, Vietnam, April 2012.

An American Marine readies to land on Guadalcanal during the five-month struggle for the island between late 1942 and early 1943. Three thousand miles south of Tokyo, Guadalcanal was a major shipping point for military supplies. The Allied victory there in February, 1943, marked a major turning point in the war after a string of Japanese victories in the Pacific. (Photo by Joe Scherschel/Time & Life Pictures)