Ventilation system notes for a building project
Fragmentary notes describe ventilation and air flow in a building. Mentions outlets, regulators, and dampers to adjust air for different rooms and conditions. References experimental setup and airflow through ceilings and spaces.
Civilization and the Sense of Smell Skepticism
Dr. N B McIndoo argues civilization dulls the nose as conscious sniffing is taboo. The piece cites primitive peoples and animals excelling in scent, reports on odor literacy among some Europeans and Asians, and notes the potential to educate the civilized nose in modern societies.
MENTIONED IN THIS ARTICLE
N. B. McIndoo
United States Bureau of Entomology
MeIndoo
Chimney Beacon Lights Up Night Air Corridors
A concrete factory chimney near Chicago is illuminated with floodlights, serving as a visible landmark for pilots along the Chicago East air route. It notes that tall chimneys should have top red lights to guide aircraft. The article also describes a new spring skate design and discusses the science of smell in humans and its potential value in science and industry.
MENTIONED IN THIS ARTICLE
Chicago
Half Brain Surgeries Show Untouched Mental Skills
Dr. Walter Dandy at Johns Hopkins reports five cases where half brain removal left three patients alive with apparently intact mental abilities. The claim questions the belief that humans use only a small brain fraction and notes the contrasted deadly risks of carbon monoxide and sewer gas.
MENTIONED IN THIS ARTICLE
Kain
E. E.fres
Walter Dandy
Johns Hopkins University
Dandy
Motorist Market Concept Described in Scientific American
An article explains a car friendly shop where drivers pull into a right side entrance and select wrapped goods from a roller conveyor. Ventilation uses giant exhaust fans while pedestrians shop at counters and meat orders are handled by a butcher nearby as purchases are checked at exit.
MENTIONED IN THIS ARTICLE
Scientific American
Torist
Date Palm Nutritional Standout Across Ancient Diets
The article extols dates as a staple for natives in hot regions noting high nutrition and need for milk for balance. It links ancient use to Eden myths, cites Mesopotamian origin sites, archeological finds, and an Arabian tale of God shaping a date palm from soil clinging to His hands.
MENTIONED IN THIS ARTICLE
Garden of Eden
Mesopotamia
Adam
Paper to Baffle Bank Forgers of Checks Reveals Void Ink
A new paper designed to thwart counterfeiters uses a three plate system with a secret pattern that produces rosettes or frost crystals when plates align. The ink darkens under eradicating acid and makes the word void vanish only when activated, enabling instant detection of tampered checks. The story cites Burgess Smith, formerly of the U S Bureau of Engraving and Printing, and notes the annual losses from counterfeiting reach about 100 million dollars.
MENTIONED IN THIS ARTICLE
Burgess Smith
United States Bureau of Engraving and Printing
Smith
Mechanical device rings church bells by motor power
A Brooklyn inventor George W. Schwenzer patents a bell ringing device mounted in a frame using a motor to drive a sheave pulley. The crank arm and a movable lever pull the bell rope, with adjustable holes to set stroke speed for funeral or celebration tones.
MENTIONED IN THIS ARTICLE
Brooklyn
George W. Schwenzer
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