37, No. 5, Jul. - Aug., 1929 Valley Deposits ... I This is the metadata section. Skip to content viewer section. Forty-one valleys whose drainage enters the eastern margin of scabland spillways are ...

Around 10,000 years ago as the ice age advance began to melt, glacial deposits or drift were left ... which marks the end of an ice sheet or valley glacier, and lateral moraine, which forms ...