Curious?
The links below relate to what you see "In One ERA and Out The Other" by EbzB Productions.
The Authentic History Center http://www.authentichistory.com/Building the Pentagon, 1940s | The Pentagon: Rare and Unpublished Pictures http://life.time.com/history/building-the-pentagon-rare-photos/
The Inauguration of President Calvin Coolidge in 19251 http://artandhistory.house.gov/highlights.aspx?action=view&intID=229
Never-before-seen photos from 100 years ago tell vivid story of gritty New York. http://www.dailymail.co.uk/news/article-2134408/Never-seen-photos-100-years
Woodstock Music and Art Fair, 1969 | LIFE at Woodstock, 1969 | LIFE.com http://life.time.com/culture/life-at-woodstock-1969/#1
World Trade Center, c.1985 Print by Andy Warhol at Art.com http://www.art.com/products/p4697995991-sa-i2703617/andy-warhol-world-trade
