Word: worker
(lookup in dictionary)
(lookup stats)
Dates: during 1930-1939
Sort By: most recent first
(reverse)
...Zoology department has recently bought for about $450 a machine which enables the worker to dissect living organisms so small they must be viewed through a microscope. Fine glass needles are so arranged in the instrument that a coarse movement of the hand lever registers only the slightest motion in the needles. The worker can actually touch the nerves of tiny cells with his instrument and watch the muscular reaction...
...centrifuge, arranged with a microscope to make the action visible within cost $500, but opens a new field to the research worker. A moving picture camera, to register the growth of plant life, which takes from 16 pictures a second to one picture every four minutes and 16 seconds cost about $550 but is indispensable to the laboratories...
...research worker who is attempting to establish the amount of friction between surfaces has required special machines costing...
Research scientists predict that an all-electric world may soon be a reality and electricity will be time-clocked as a super-worker whom man needs only supply with tools, thus taking one more step toward the perfectly mechanized world envisioned by various Utopists and by the prophets of Technocracy...
ANNE SULLIVAN MACY: The Story Behind Helen Keller-Nella Braddy-Doubleday, Doran ($3). Helen Keller, the blind deaf-mute who has become a highly educated and intelligent woman, is one of the most famed figures in the world today, but few have ever heard of the miracle-worker who raised Helen Keller from the worse-than-dead. Her name is Anne Sullivan Macy; in this book Authoress Braddy tells her little-known story. Mrs. Macy has lived continuously with Helen Keller for 45 years except for two occasions. Fourteen years older than her lifelong pupil, she was well fitted...