The architects Fritz Jaenecke and Sten Samuelsson settled in 1950 and came to work together in 1970. Their architectural office was very successful and during the period, several prestigious assignments were obtained in Sweden and abroad. Examples include New Ullevi in Gothenburg, Malmö stadium, Landskrona art gallery and abroad Zeilen-Hochhaus in Berlin and prison in Cologne. In Malmö they designed Residential building on Copenhagen Road and Bülow Hübes Road and East Sorgenfri and Lorensborg. The photo collection covers nearly ten thousand black and white copies, slides and negatives from office hours in Malmö.