These are the words which accompanied the picture (translated using Google Translate):
It was built by Steen V. Jensen, who designed it. It was originally built on a modified IFA F9 frame. Originally, it was equipped with a tuned Wartburg engine which was replaced by an Auto Union 1000S engine, and later again with a F102 and today is endowed with a Ro80 engine. Renovations made to the NSU engine, the front and suspension was amended significantly. It was last seen in Sommer's museum in Naerum around 2005. Steen V. Jensen died unfortunately in the winter of 2010 at the age of 68 years. The car is also mentioned in Skandinavisk Motor Journal No. 7 in 1967.
The caption read:
SVJ 1000GT as it looked in the mid 60’s