Vitamin D Production Ends Rickets

College of Agricultural and Life Sciences

The discovery of how to produce vitamin D stands as a critical event in the history of vitamin research. In 1924, University of Wisconsin biochemist Harry Steenbock discovered that ultraviolet light converts an inactive material ...

Monuments in Bryant Park

An “outdoor museum” of public art works

(18) The William Cullen Bryant Memorial, a tribute, like the name of the park itself, to one of the most important New Yorkers of the nineteenth century, is a bronze by Herbert Adams ...

Bryant Park Today

From a derelict park to an urban oasis

In 1974, the New York Landmarks Preservation Commission designated Bryant Park a Scenic Landmark, call it “...a prime example of a park designed in the French Classical tradition...an urban amenity worthy of ...

Buildings Overlooking Bryant Park

Outstanding New York architecture frames the park

Part of Bryant Park’s urbane charm is that it is surrounded by prime examples of several periods of New York City architecture. At the northern corner of Fifth Avenue and 42nd Street is ...

Early Bryant Park

Bryant was a leading light in nineteenth century New York

Reservoir Square was renamed Bryant Park in 1884, in honor of New York’s leading citizen, William Cullen Bryant (1794-1878). In the late 1800s, three philanthropic institutions joined to form the ...

The Crystal Palace

“... beautiful beyond description” – Mark Twain

By the early 1850s New York had grown to sufficient size and prominence that the city decided to host a major exhibition similar to London’s Great Exhibition of 1851. The Exhibition of the ...

Eliminating Pellagra

College of Agricultural and Life Sciences

Pellagra once was a widespread and often fatal disease that was particularly common where corn was a dietary staple. In 1938, University of Wisconsin biochemists Conrad Elvehjem and Frank Strong isolated and identified the B ...

Charlotte Speedway

"Strictly Stock" race, June 19, 1949, launched NASCAR sanctioned series. ¾-mile dirt track was 200 yds. W.

Marker is at the intersection of Little Rock Road and Scott Futrell Drive, on the right when traveling south on Little Rock Road.

Courtesy ...

Purple Martin Bridge Roost

(panel 1)

Welcome to Manns Harbor

Purple Martin Bridge Roost

The Outer Banks of North Carolina are famous for beautiful beaches and other natural attractions, including a fascinating roost of purple martins here at William B. Umstead Memorial Bridge. East of the Rocky ...

The Site of Fort Tompkins

Also Known as Fort Adams

The largest and most

important fortification

on the American shore

in or near Buffalo

during the War of 1812

Marker is on Niagara Street (New York Route 266) north of School Street, on the left ...