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Technical
Optical system ZEISS : Model-II
Seat: + 44 removable seats
Facilities
Other: Foucault pendulum, Siderostat (November 1941, $30,000)
Operation
Frequenting: 250000 people per year
History
- 14 April 1938: groundbreaking
- 24 October 1939: Opening ($1.07 million) 425s/Zeiss II on lift ($135,000)
- 31 August 1991: closed (moved to Carnegie Science Center One Allegheny Avenue)
Comments
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Latitude: 40°27'10" N -
Longitude: 80°00'22" W -
Altitude: 236m
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