Leaning Tower
notes: label: Description
content: This simple model of a leaning tower is stable when the center of mass is within the base of the tower, and unstable when the top is removed. The form has been used to demonstrate centers of gravity since at least the eighteenth century.
label: Description
content: Ref: Central Scientific Co., <i>Physical and Chemical Apparatus</i> (Chicago, 1909), p. 70.
label: Location
content: Currently not on view
topic: label: Subject
content: Science & Scientific Instruments
setName: label: See more items in
content: Medicine and Science: Physical Sciences
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.326948
label: catalog number
content: 326948
label: accession number
content: 264801
objectType: label: Object Name
content: leaning tower
physicalDescription: label: Measurements
content: overall: 10 3/4 in x 2 3/4 in; 27.305 cm x 6.985 cm