Spring's Mix (Collection)

Under the Bridge (Collection)

Crinoid habitat, Discovery Bay

Grocery Store Simulator for IT and Computer Science Education

Presentations - Koshoffer

Along the Wall: Photographs at the Fall of the Berlin Wall, 1989, photographs from the exhibition

Along the Wall installation shots

Durrës Project Archaeological Photographs

Crinoidea from Curacao

Crinoidea from Bonaire

Crinoidea from Panama

Crinoidea from Jamaica

Crinoidea from Rawa Island, Malaysia

Crinoidea from Singapore

Crinoidea from Moluccas, Indonesia

Crinoidea from Mauritius, Indian Ocean

Crinoidea from Heron Island, Great Barrier Reef

Crinoidea from Colombia

Crinoidea from Florida Keys