Tyndall Field in Florida is credited with creating the first “jeep range”, a place where jeeps carried objects for gunnery practice. Here are a few pics and articles about “jeep ranges”.

This photo appeared in the Atlanta Constitution Sun newspaper on June 06, 1943:

A year earlier, a model plane was attached to a jeep in the first iteration of a jeep range:

Here are some larger photos of the ones shown above from the July 12, 1942, issue of the Fort Worth Star Telegram:

This October 14, 1944, photo from the Public Opinion newspaper out of Chambersburg, Pennsylvania, shares an alternative view from the gunner’s perspective:

This provides a relatively close look at a model plane: