At Frankfurt Airport a large gray concrete wall dominates the area near the gate to the airport’s cargo facilities (Fig. 1). Cars, logistics vans, and employees arriving by bus pass through this gate on their way to the logistics buildings and apron.

In 1948, Günter Tembrock (1918–2011) established the Forschungsstätte für Tierpsychologie (Research Centre for Animal Psychology), which would become an important nexus for behavioral biology in the GDR.

From mid-September to mid-October 1942, Pierre Schaeffer (32) and theater director Jacques Copeau (63) co-directed a training course in Beaune (Burgundy, France): young actors were trained to use the microphone so that they might contribute to the emerging field of radiophonic arts.

The AT&T Archives and History Center contains a sprawling collection of material from the company’s corporate and research activities extending back to the

When the musician Oskar Sala, co-developer and only player of the electronic instrument Trautonium, died on February 26, 2002, aged ninety-one, he had long since settled his legacy.

In the 1920s, electrical companies in Europe and North America started to develop large sound amplification systems for a variety of public spaces, such as public squares, town halls, theaters, cinemas, sports arenas, and churches.

The University of Toronto acoustics collection consists of a comprehensive series of instruments made in the Parisian workshop of Rudolph Koenig (1832–