Otis King's Model K Patent Calculator, Cylindrical Pocket Slide Rule. Pre-Electronic Devices | Abacus and Slide Rules Abascus, Chinese, unkown date An abacus used at the NIH? Rowe (1926–1983), chief of NIAID’s Laboratory of Viral Disease, was the first to isolate an adenovirus from patients, and he helped to clarify its role in respiratory disease. 1930 This slide rule was “especially desned for the Merchant, Importer, Exporter, Accountant, Manager, Mechanic, Foreman, and others, whose computations involve only multiplication, division, proportion, and percentage.” (, 38th Edition, 1936) This model includes DF, CF, CI, C, and D scales. Over the course of 40 years, Berger developed a number of instruments used by scientists at the NIH. This thermometer could measure temperature differences to several micro-degrees centrade and is a forerunner of the dital thermometers used today for cooking and taking temperatures. Adenoviruses mainly cause respiratory illnesses but can also cause other infections such as pink eye (conjunctivitis). Otis Kings Model K Patent Cylindrical Extending Pocket Slide Rule Calculator. Explore Calculator Chrome, Rule Calculator, and more. Slide Rule Manual Young 1973. Rule ManualManual YoungYoung 1973Slide RulesVintage.
Greg's Slide Rules - Downloadable Manuals Rowe of the National Institute of Allergy and Infectious Diseases (NIAID). Janet Harley (NIAID), Rowe used this abacus for many years “in making rapid calculations for data analysis—before and even after hand calculators were readily available.” His use of this calculation aid is of interest because many of Rowe’s research contributions had important and fairly sophisticated mathematical aspects. Berger, who owned this rule, began his career at the NIH in 1962 in the Laboratory of cal Development, NBI. patents: the first in 1988 for the computer-controlled all-tantalum stopped-flow micro calorimeter; and the second in 1992 for the hh-resolution dital thermometer. This slide rule is one of the commonly used 6-inch slide rules, equivalent to a 14-inch straht slide rule in calculation power. Dempster of Berkeley, California, filed the first patent filed for a circular slide rule on April 30, 1928; the patent was issued on March 15, 1932. He was the first to isolate an adenovirus from patients and helped to clarify its role in respiratory disease. Collection of downloadable slide rule manuals. Instructions for Using Fowler's Patent Calculator - 1916. There are 9. Otis-King Instructions.
List of Reprints Rowe also described the epidemiology and clinical characteristics of these infections. [01.0010.001 Keuffel & Esser Polyphase Duplex Decitr Slide Rule, Model 4071-3c.1939 This mahogany wood 10” slide rule with scales on the front (K, A, B, T, ST, S, D, and DI) and back (DF, CF, CIF, CI, C, D, and L) was more expensive than the plastic, one-sided models. Aristo MultiLog Slide Rule Instructions. Aristo Reel Data Calculator No. Otis King. Oct. 1921, A King & Co, single folded sheet. 0.50. 0.75.