TY - RPRT TI - Modified Mercalli intensity assignments for the May 16, 1909, Northern Plains earthquake AU - W. H. Bakun AU - M. C. Stickney AU - G. Rogers AU - J. Ristau PY - 2010 DO - 10.3133/ofr20101185 UR - https://pubs.usgs.gov/publication/ofr20101185 ID - ofr20101185 ER -