Karosserie Gläser, under the post-war leadership of Erich Heuer, may be best-known for its small series of “America Roadsters” built for Porsche in 1952, a project that would eventually send that small firm into bankruptcy.

Concurrently, Gläser was also hand-building a series of 356 Cabriolets for Porsche, but was unable to finish the last few before closing its doors.

Those Cabriolets were returned to Porsche and its primary coachbuilder, Reutter, where they were completed and delivered.

Here is one of those final late-series Cabriolets, fully restored to its original glory.

Chassis number 12375 is described as being the 66th of 73 Cabriolets built by Gläser on Porsche’s Model 52 “bent-windshield” platform.

According to its factory Kardex, it was originally equipped with a 44-horsepower, 1.3-liter air-cooled four-cylinder engine and was completed 25 February 1953.

Other than its original color, a ravishing Strawberry Red (Code 524), and a notation that it was serviced by Tolling...