A ruler with the signatuure of August E. Komendant.
August Komendant (1906–1992) was an Estonian-American structural engineer, whose collaboration with famous architects and engineers resulted in several 20th-century architectural masterpieces. His professional career spanned more than half a century from the 1930s to 1980s and coincided with an era characterised by modernisation, urbanisation and the rapid development of technology.