During the night of 4th – 5th September 1964, Cisco Grove, California incident involving Donald Schrum (sometimes referred to as “Mr S.” or “Mr S_____”) and Vincent A ___________ . Schrum claimed to have climbed a tree to avoid a robot-like creature, which he shot an arrow at.

This incident is Case 80 in Isaac Koi's "Top 100" article,  since it was referred to in 35 of the books covered by that article.

This was Project Blue Book Case Number 9093.