I own a 1967 Volvo 210 Duett. I’ve had it for thirty-eight years. Maybe it now owns me. If you don’t know what a Volvo Duett looks like, picture a small 1940s panel truck with windows. The name Duett came from Volvo’s intent that it was a dual-purpose car. It could be used for daily transportation and for weekend excursions. I don’t have a recent photo of my car, because it’s stored in a friend’s barn; but I did find one like it in the Volvo museum. My love affair with these cars began in...