Keuffel & Esser N4053 Polyphase Slide Rule Manual
date: label: date made
content: 1944
name: label: author
content: Breckenridge, William E.
notes: label: Description
content: The citation information for this paperback book is: William E. Breckenridge, <i>The Polyphase Slide Rule No. N4053: A Self Teaching Manual</i>, 3rd ed. (New York: Keuffel & Esser Co., 1944). According to Clark McCoy, this example comes from the first of two printings of the manual with the 1944 copyright date; the cover and first few pages were changed in the second printing, which was also marked with the K+E logo that was introduced in 1949. This example has the earlier K&E lion logo.
label: Description
content: Breckenridge earned an A.M. in mathematics from Columbia University in New York City, was chair of the mathematics department at Stuyvesant High School around 1909–1910, served as an associate editor of <i>The Mathematics Teacher</i> from 1913 to 1928, and apparently also taught at Columbia. He first wrote this manual in 1924. It has 88 pages that describe the uses of slide rules and explain processes for making calculations and locating the decimal point. Breckenridge also discussed the history and theory of the slide rule before providing worked-out examples and exercises for readers to solve. There are also "advanced problems," material on plane trigonometry and triangles, and problems specific to certain occupations and tasks.
label: Description
content: At the back of the book, there are advertisements for K&E's specialty slide rules, the all-plastic Ever-There line of slide rules, and surveying instruments such as transits. This manual was received with MA.321780.
label: Description
content: References: Clark McCoy, ed., "The Polyphase Slide Rule No. N4053," http://www.mccoys-kecatalogs.com/KEManuals/4053-1944/4053-1944.htm; William E. Breckenridge, <i>The Polyphase Slide Rule</i>, [3rd ed.] (New York: Keuffel & Esser Co., 1944), http://sliderulemuseum.com/SR_Library_KE.htm.
label: Location
content: Currently not on view
place: label: place made
content: United States: New York, New York City
topic: label: Subject
content: Mathematics
label: Subject
content: Rule, Calculating
label: Subject
content: Education
setName: label: See more items in
content: Medicine and Science: Mathematics
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content: Science & Mathematics
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content: Slide Rules
creditLine: label: Credit Line
content: Transfer from Interstate Commerce Commission
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MA.304213.05
label: accession number
content: 304213
label: catalog number
content: 304213.05
objectType: label: Object Name
content: pamphlet
physicalDescription: label: Physical Description
content: paper (overall material)
label: Measurements
content: overall: 20 cm x 13.3 cm; 7 7/8 in x 5 1/4 in