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Athens Messenger in Athens, Ohio

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Articles on This Page

This newspaper page contains 6 articles. Subscribers can read the full text of each article.

Newspaper

Athens Messenger

Location

Athens, Ohio, United States of America

Date

Nov 28, 1928

Page

9

Inverted speech and a secret language by reversal

The article explains how reversing speech frequencies creates an inverted language using an 8000 cycle carrier. It describes demonstration apparatus, how intelligibility is affected, and how reinversion can restore normal speech. It also notes practical limits and a second discussion on moonlight polarized light affecting drugs.

Scientific American Clyde R. Keith Keith Illinois

Noises That Stimulate Workers Speed In Mechanical Tasks

A Northwestern University study summarized in Popular Mechanics shows noises like ringing bells and office clamor can double output on simple tasks such as typing. When thinking while typing, such disturbances cause confusion, though most people adapt to noisy surroundings during two hours of testing with a digit-entry exercise.

J. B. Morgan Northwestern Uni- Pay Erac Morgan

Willow Mattresses Protect Levees by Willow Rod Weavings

The article describes using large willow rod mattresses secured to trees with cables along shorelines to reinforce weak levee spots and slow erosion on flood-prone banks. It cites Okeechobee drainage and flood protection methods including canalling and dikes, noting past hurricane damage and river erosion risks.

Lake Okeechobee Florida Okeechobee Missouri Ppi

Compass Plant Aids Travelers On Southwest Prairies

A plant growing in the Southwest prairies acts as a natural compass. First noted by General Benjamin Alvord, the compass plant carries leaves that face the rising and setting sun. In its second year it blooms with four to five large leaves, found mainly in the Mississippi Valley, aiding hunters and settlers in navigation during dark nights.

Southwest America Benjamin Alvord Mississippi Valley Alvord

Mystery of the Talking Head Illusion in Classic Magic

A historical illusion known as the Sphinx or Talking Head uses mirrors under a three legged table to hide a hidden man. A magician reveals a speaking head from a box while spectators see reflections of curtains and green baize, not the unseen performer beneath the table.

Talking Head

Sapsucker Bars Run Across the North American Woodlands

Article notes sapsuckers drill sap holes in maples birch and other trees forming orderly sap cups or bars. They visit these “bars” daily collecting sap and even tolerate a variety of insects and animals drawn to the sugary drink. The scene includes interactions with downy woodpeckers orioles warblers squirrels and ants as patrons and staff.

Sapsuckers W. L. McAtee Nature Magazine Perone Lord Baltimore

Also Mentioned on This Page

Moon American Chemical Society David I. Macht W. T. Anderson Baltimore Mystery of the
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