Lake Agassiz sediments 1 - Sherack Formation - Fargo
Lake Agassiz sediments 2 - Sherack Formation - Fargo
Lake Agassiz sediments 3 - Sherack Formation - Fargo
Lake Agassiz sediments 4 - Sherack-Poplar River Formations contact - Fargo
Lake Agassiz sediments 5 - -Poplar River Formation - fossil Pisidium (peaclam)
Cross-bedding at Valley City 2
Cross-bedding near Little Yellowstone Park 1
Cross-bedding near Little Yellowstone Park 2
Cross-bedding south of Sheldon 1
Cross-bedding south of Sheldon 2
Cross-bedding south of Sheldon 3
Cross-bedding south of Sheldon 4
Cross-bedding south of Sheldon 5
Cross-bedding south of Sheldon 5
Cross-bedding south of Sheldon 6
Cross-bedding south of Sheldon 7
Cross-bedding south of Sheldon 8
Cross-bedding south of Sheldon 9
Cross-bedding south of Sheldon 10
Cross-bedding south of Sheldon 11
Cross-bedding south of Sheldon 12
Dune cluster in the Sheyenne Sand Hills
Striated boulder from the till at Valley City
Spring near Little Yellowstone
