1958 Triumph Sedan. Sports Cars Illustrated, How Big is a Family Car? Article Reprint Folder. Exploring the increase of import sales SCI found a typical sized middle class American family that had not been exposed to import cars and gave them an import to drive for serveral weeks. So the Stroms and their 3 kids ended up being the test subjects. After three weeks SCI spoke with the family and documented the questions and answers for the article. Condition: Dealer stamp on back.