Allagash Four Incident

the 50th anniversary of the allagash UFO/abduction case from 1976 is fast approaching. i'm enjoying looking back on this case and rewatching some of the video interviews with the alleged abductees but i'm noticing that something isn't adding up. what day did the actual abduction occur? some (most) accounts of the case state it was august 20th although there are some that state it occurred the 26th. i haven't found an interview where one of the group members directly states the date of the eve...