Boas, Ernst P. "The Cardiotachometer. An Instrument to Count the Totality of Heart Beats over Long periods of Time," Archives of Internal Medicine
name: label: Collection Creator
content: Boas, Ernst P. (Ernst Philip), 1891-1955
setName: label: See more items in
content: Ernst P. Boas Papers
label: See more items in
content: Ernst P. Boas Papers / Series 1: Cardiotachometer Materials / 1.2: Writings
unitdate: label: Date
content: 1928 March
container: label: Container
content: Box 1, Folder 13
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
label: Type
content: Text