People wearing some period or period-looking clothing. Modern clothing and accessories are freely mixed with period items. Participants look old-timely to the uninitiated. Textiles may not be correct, garments may have zippers, and contemporary items that look old are used. Other anachronisms such as modern glasses and shoes are accepted.
Participant looks authentic from a short distance.
Clothes are correct for the period and all obvious anachronisms such as modern glasses, watches, etc., are eliminated. If hair isn't exactly correct, it isn't obviously modern. Speech and actions not consistent with the period are not allowed. Participant is authentic. All clothes and accessories are either original to the period or museum quality reproductions.