"Beggar, New York City." Circa 1912. View full size. George Grantham Bain Collection. Note cryptic graffiti chalked on building.

Vanderbilt Cup Auto Race, Robertson in Locomobile on track. October 24, 1908. View full size. George Grantham Bain Collection.

W.K. Vanderbilt Jr.'s Mercedes at the Vandedrbiilt Cup auto race. October 24, 1908. View full size. George Grantham Bain Collection. Zoom in.

"Beggar - New York," c. 1918. View full size. George Grantham Bain Collection.

"Suffragette posed in police uniform to illustrate woman police concept." Cincinnati, Ohio. September 23, 1909. View full size. George Grantham Bain Collection.

Boston Nationals shortstop Walter "Rabbit" Maranville, twenty-one years old. April 12, 1913. View full size. George Grantham Bain Collection.

Basketball at Durland's Riding Academy, New York. 1908. View full size. George Grantham Bain Collection. Since 1949, the Durland's building at Central Park West has been home to ABC, at 7 West 66th Street. Until 1999, the sets for "20/20" and "Good Morning America" were in the main riding ring (above).

Basketball on the tanbark at Durland's Riding Academy, New York. 1908. Evidently it's traveling if you let go of the reins. View full size. George Grantham Bain Collection. Check out how this pic looked before restoration.

The French aviator Emil Aubrun circa 1912. View full size. George Grantham Bain Collection.

"Living on a Skyscraper." Boys playing marbles on the roof of a New York apartment building circa 1909. View full size. George Grantham Bain Collection.

Merry-go-round display at Madison Square Garden toy show, 1908. View full size. George Grantham Bain Collection.

Toy show at Madison Square Garden, 1908. View full size. George Grantham Bain Collection. In the foreground: Junior Aero Club display. Several shadowy blurs can be seen in this time exposure moving about what at first glance appears to be a deserted exhibit space. The car merry-go-round is slowly revolving.

"Junior Aero Club" exhibit at Madison Square Garden toy show, 1908. Airplanes, zeppelins, kites etc. George Grantham Bain Collection. View full size.

Middleweight boxer George “Knockout” Brown (on right) and sparring partner, probably around 1912. View full size. George Grantham Bain Collection.

June 1913. Poughkeepsie, New York. "Washington Varsity 8." View full size. George Grantham Bain Collection. So why do some of the rowers in these pictures (above, and also two men here) have bandaged abs ... chafing from where the oars hit? Intra-crew knife fights?