Axel Lennart Wenner-Gren was a Swedish entrepreneur and one of the wealthiest men in the world during the 1930s.
Axel Wenner-Gren
Wenner-Gren Center, Stockholm, 1960
"Wenner-Gren palace", Diplomatstaden, Stockholm, 2008
Alwac III computer
Fredrik Ljungström was a Swedish engineer, technical designer, and industrialist.
The Ljungström Non-condensing Turbine Locomotive by Ljungström Steam Turbine Co. (Swedish: Aktiebolaget Ljungströms Ångturbin) (1931), established in 1908.
Svea Velocipede exhibited at the Swedish National Museum of Science and Technology.
With 12 knot, the Ljungström steam engine sloop (1895) became the fastest steamboat around Stockholm archipelago.
STAL turbine at the entrance of the Swedish National Museum of Science and Technology. A rather small but worthy representative of this turbine type, acquired by the museum in 1993.