In the pioneering era, before bridges were built, these often caused drowning fatalities.

Ms. Cohen says it represents a pioneering era in American art.

The "pioneering era" of graffiti took place during the years 1969 through 1974.

Picard took a moment to speculate about how he might have fared in the pioneering era, when everything had been so new and untried.

After suffering two strokes he eventually dies, signifying the end of the pioneering era.

El indio (1939) is also an example of the 1930s pioneering era.

He was an active business investor during the pioneering era of automobiles and aviation.

Speedway racing, formerly known as Dirt Track racing was staged in Warrington in its pioneering era between 1928 and 1930.

Historic buildings, harking back to the pioneering era, are found about the town.

Brown Aeronautical Company was an American aircraft manufacturer in the pioneering era of flight between 1900 and 1914.