Notebook
name: label: Collection Creator
content: Pickard, Greenleaf Whittier, 1877-1956
setName: label: See more items in
content: Greenleaf Pickard Notebooks and Nikola Tesla Patents
label: See more items in
content: Greenleaf Pickard Notebooks and Nikola Tesla Patents / Series 1: Greenleaf Pickard Notebooks
unitdate: label: Date
content: 1925
container: label: Container
content: Box 3, Folder 5
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
scopecontent: label: Scope and Contents note
content: KDKA 970KC at Newton Centre, Massachusetts, May 1925 and graph of Averages of Means; Analyzer Station Seabrook Beach, New Hampshire, August and September 1925; Preliminary Calibration Frequency Meter, November 1925, and data