Ghost Playmates of Children Debated by Scientist
Dr G C W Krimmins explains in Pearson's Weekly why children form shadow friends during early childhood. The article notes a phase around ages three to six where invisible playmates become prominent, influencing toy use and social development as normal behavior.
MENTIONED IN THIS ARTICLE
Caa
G C. W. Krimmins
Invisible friends of children linked to ocean evaporation study
A feature discusses how ocean evaporation powers rain and climate and shifts to child psychology. It cites Dr Krimmins and the Carnegie Institution on invisible playmates in three to six year olds, noting cross national presence and the decline of such phantasy after age six.
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Globe
Carnegie Institution
Krimamins
Carnegie
Pr. Krimmins
Margaret Drimmotd
Clihf
Dr. Keintming
Dr. Krimmins
Mr. Narris
Juea
Harris
Frien
Largest World Fan Drives Air Tests at Laneley Field
The world’s largest wind tunnel fan, a 28 foot aluminum device at Laneley field in Virginia, powers a test chamber for airplane models. Eight blades weigh 600 pounds total, driving a three and a half ton structure that creates winds up to 100 mph for studying air resistance and streamlining effects on planes and vehicles.
MENTIONED IN THIS ARTICLE
Laneley Flyings
Virginia
Tha Daverst
Arzech
Fusel
Agra
Moeving
Radio electric fish screens paralyze fish without death
Science and Invention reports high frequency currents used to paralyze chinook salmon without killing them. Professor I O McMillan and R Winters show a weak voltage gradient suffices to stop movement, with longer fish more easily paralyzed. duration affects mortality.
MENTIONED IN THIS ARTICLE
Principe
I. O. McMillan
Oregon State College
United States Bureau of Fisheries
Winters
Profussor Meftilian
Mac
Inventions and Experiments Highlight Early 20th Century Tech
A collection of inventor notes describes ollets with anaesthetic needles for live animal capture, a smoke lighter and automatic cigarette dispenser, a German odor test wheel for dogs, a hand wind flashlight with a tiny dynamo, and electrical studies on fish paralysis. It also covers motorist vehicle smoothness in wet weather due to humidity and carburetor adjustments for consistent power.
MENTIONED IN THIS ARTICLE
United States Bureau of Standards
Charica Fitzhugh Tahnan
Bureau of Standards
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