Frank Bryant at Ruby Gulch Mine, Little Rocky Mountains, Montana

• WOK 1-80
• Item
• 1953

Part of W.O. Kupsch fonds

Fractured boulders in boulder wall - Wright's gravel pit

• WOK 3-63
• Item
• 1954

Part of W.O. Kupsch fonds

Fracture zones in northeastern Pacific

• WOK 12-57
• Item
• 1960

Part of W.O. Kupsch fonds

Fracture controlled shores of Lake near Pucallpa

• WOK 7-36
• Item
• 1958

Part of W.O. Kupsch fonds

Fracture controlled shores of Lake near Pucallpa

• WOK 7-35
• Item
• 1958

Part of W.O. Kupsch fonds

Four varieties of slumping

• WOK 19-27
• Item
• [1964]

Part of W.O. Kupsch fonds

Four foot deep gully cut during 36 hours of rainstorm

• WOK 18-104
• Item
• 1964

Part of W.O. Kupsch fonds

Fountain in the centre of Plaza de Armas, Lima

• WOK 6-99
• Item
• 1958

Part of W.O. Kupsch fonds

Fossiliferous bed with snails and clams in Mosby sandstone

• WOK 6-10
• Item
• 1951

Part of W.O. Kupsch fonds

Fossil tree stumps in front of Drumheller Museum, AB

• WOK 16-59
• Item
• 1962

Part of W.O. Kupsch fonds

Fossil percentage method, invertebrates, Pleistocene

• WOK 14-80
• Item
• [1961-62]

Part of W.O. Kupsch fonds

Fort a la Corne and Nipawin, Sask.

• WOK 2-9
• Item
• [1952-54]

Part of W.O. Kupsch fonds

Forms of diatoms

• WOK 5-82
• Item
• [1948-58]

Part of W.O. Kupsch fonds

Forms of blown sand on the beach.

• WOK 4-55
• Item
• [1948-1957]

Part of W.O. Kupsch fonds

Former valley of Yellowstone River, north of Williston, N.D.

• WOK 4-107
• Item
• 1953

Part of W.O. Kupsch fonds