![Checkpoint in West Berlin, West Germany with sign "You are leaving the American Sector" in four languages, photograph by Thomas J. O'Halloran, October 1961 Stock Photo - Alamy Checkpoint in West Berlin, West Germany with sign "You are leaving the American Sector" in four languages, photograph by Thomas J. O'Halloran, October 1961 Stock Photo - Alamy](https://c8.alamy.com/zooms/9/c52946d209d6452bb67f47c891ceef75/2aakn0c.jpg)
Checkpoint in West Berlin, West Germany with sign "You are leaving the American Sector" in four languages, photograph by Thomas J. O'Halloran, October 1961 Stock Photo - Alamy
![Four-year-old Michael Finder of East Germany is tossed by his father into a net held by firemen across the border in West Berlin, 1961 - Rare Historical Photos Four-year-old Michael Finder of East Germany is tossed by his father into a net held by firemen across the border in West Berlin, 1961 - Rare Historical Photos](https://rarehistoricalphotos.com/wp-content/uploads/2017/11/Michael_Finder_small.jpg)
Four-year-old Michael Finder of East Germany is tossed by his father into a net held by firemen across the border in West Berlin, 1961 - Rare Historical Photos
![Residents of West Berlin show children to their grandparents who reside on the Eastern side, 1961 - Rare Historical Photos Residents of West Berlin show children to their grandparents who reside on the Eastern side, 1961 - Rare Historical Photos](https://1.bp.blogspot.com/-j-CABFmqGkc/V8kLr9ZI1WI/AAAAAAAAK54/S0zhKLAP90sSULm_ZJuP8IbnOK8Rn0-gACLcB/s1600/West_berlin_children_1961.jpg)