Nearly 100 articles published over the past century mention clastic dikes in the megaflood region. Most did not focus on the dikes, but mention them in passing. The list includes journal articles, agency reports, field guides, theses, and conference abstracts. Fewer than 10 articles contain data.
I've certainly forgotten a few. Remind me: email@example.com.
** Need to add: Kiver and Stradling's work in upper Columbia region