Interesting Open-access paper about dating Missoula megaflood deposits.

Smith, L.N., Sohbati, R., and Jain, M., 2023, Rock surface luminescence
dating of gravel determines the age of a glacial outburst megaflood,
Glacial Lake Missoula, Montana, USA: Geology, [doi.org]
[pubs.geoscienceworld.org]

Yours,

Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)