The theater was bright and humming with sound, filled with people who all shared a common passion; A love and need to save the environment.

Moments later, the lights dimmed and artist Margaret Cogswell began her presentation.

“As an artist, I’ve spent the last 17 years researching and developing and presenting what has become an ongoing series and projects which I have titled River Fugues,” said Cogswell.

She continued, “The River Fugues are individually unique mixed media projects exploring the interdependence of people, industry, and rivers.”

Cogswell showcased her works, including the piece she created for ESU and explained how she came to create them.

Through the process of getting to know the people in an area, their culture, and how their lives depending on the surrounding waters, she manages to make herof the four valve chamber ports are roughly triangular and have a side parallel to the valve axis, a side normal to the axis and the third side has two portions of differing slopes which register with portions of the leading edge of the inlet port and with the leading edge of the delivery port. Lubricant is admitted to a bore leading to grooves and cooling water admitted through a pipe traverses a jacket surrounding the valve and a space round each cylinder. The pistons are each secured to a cross-head connected together in diametrically opposed pairs by the outside member whilst adjacent pistons are connected by connecting members and the cross-heads are reciprocated by two eccentric rings each rotatable within a slide block and having secured thereto