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Word: instrumentality (lookup in dictionary) (lookup stats)
Dates: during 1930-1939
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Usage:

Professor Graton's instrument magnifies distinctly 6000 diameters, four times more than the theoretical limit of clear definition. In fact, it goes beyond this more dimly and sees down to 100 atom diameters, about as close to the limits of infinite smallness as the seeing limits of the 200 in. telescope will be to the outer edges of creation...

Author: NO WRITER ATTRIBUTED | Title: Professor Graton Discusses His Giant, Newly Perfected One Ton Microscope | 12/4/1937 | See Source »

Professor Graton, who has "been at it a lifetime," declined to give the cost of the colossal instrument other than to intimate that it was very expensive...

Author: NO WRITER ATTRIBUTED | Title: Professor Graton Discusses His Giant, Newly Perfected One Ton Microscope | 12/4/1937 | See Source »

...lack of private capital, 2) Government ownership and private operation, or 3) straight Government ownership and operation. In other great maritime nations the course for Government domination of shipping is clearly charted. Mr. Kennedy seems to feel without saying so that a merchant marine, being today essentially an instrument of National policy, not an economic enterprise, is logically Government business...

Author: /time Magazine | Title: SHIPPING: Kennedy Reports | 11/22/1937 | See Source »

...plays running on Broadway, offstage organ music is simulated by that versatile instrument, put on the market two years ago by Inventor Laurens Hammond, which produces organ-like sounds- and many others-by electrical vibrations (TIME, April 29, 1935). Last week the American Federation of Musicians, ever vigilant where mechanical music encroaches upon musicians' jobs, stepped in with an order that an orchestra of at least four men must be employed wherever a Hammond is played...

Author: /time Magazine | Title: Music: Unions & Hammond | 11/15/1937 | See Source »

...This instrument enables an observer to dilute odorous gases with clean air until the odor is no longer detectable, and thus relative amounts of odorous gas and air serve as a measure of the intensity of the odor...

Author: NO WRITER ATTRIBUTED | Title: Studies Show Chances of Combating Spread of Infection By Bacteria and Living Virus with Ultra Violet Barriers | 11/15/1937 | See Source »

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