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Bay City Walking Dredge
Society: ASME Main Category: Mechanical Sub Category: Materials Handling & Excavation Era: 1920-1929 DateCreated: 1924 Collier-Seminole State Park Naples State: FL Zip: 34114 Country: USA Website: http://www.asme.org/about-asme/history/landmarks/topics-m-z/materials-handling-and-excavation/-172-bay-city-walking-dredge-%281924%29 Creator: Bay City Dredge Works, Anderson, Vincent

Built by the Bay City Dredge Works of Bay City, Michigan, this dredge was used to construct a portion of US 41 called the Tamiami Trail, which connected Tampa with Miami through the Everglades and Big Cypress Swamp. The last remaining display of walking dredges (of some 145 walking machines), it has a unique propulsion design enabling the dredge to cope with drainage problems in a wetlands environment.

YearAdded:
1994
Image Credit: Courtesy Wikipedia/Ebyabe (CC BY-SA 3.0) Image Caption: The Bay City Walking Dredge as it sits in Collier-Seminole State Park Era_date_from: 1924
Society: ASME Main Category: Mechanical Sub Category: Air and Space Transportation Era: 1960-1969 DateCreated: 1968 Saturn V Center

6225 Vectorspace Blvd
Titusville State: FL Zip: 32780 Country: USA Website: http://www.asme.org/about-asme/history/landmarks/topics-a-l/air-and-space-transportation/-162-apollo-space-command-module-%281968%29, http://nssdc.gsfc.nasa.gov/planetary/lunar/apollo14info.html Creator: North American Aviation
The Apollo was the vehicle that first transported humans to the moon and safely back to earth. Nine lunar flights were made between 1968 and 1972. The command module, built by North American Aviation (at the time of launch, North American Rockwell Corporation), accommodated three astronauts during the mission. It was the only portion of the Apollo spacecraft system designed to withstand the intense heat of atmospheric re-entry at 25,000 mph and complete the mission intact. This command module at Rockwell flew as Apollo 14 in 1971.
YearAdded:
1992
Image Credit: Courtesy Flickr/Chad Nordstrom (CC BY 2.0) Image Caption: The real Apollo Space Command Module on display at the Kennedy Space Center's Saturn V Building. Era_date_from: 1968
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