The Toledo Post of the highway patrol investigated a two-car collision near Archbold, at road 20 and the Henry-FultonCounty line.   The accident occurred just before 3pm yesterday, when 79 year old Waldo Aeschliman of Archbold failed to stop at the intersection.   A vehicle driven by 48 year old Anthony Garza of Archbold struck the Aeschliman vehicle in the passenger’s side, causing injuries for Waldo Aeschliman, and his passenger, 79 year old Barbara Aeschliman.   Both were taken from the scene by Life Flight, and transported to St. VincentMedicalCenter in Toledo; where Barbara Aeschliman is listed in critical condition.    Anthony Garza was treated at the scene by Archbold Rescue.