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Colored Glasses to Aid Color-Blind

Strange Prehistoric People Discovered in Maine Woods

Dream World Dwellers Not Always Criminals

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Hot Weather Clothing

How Astronomers Will Observe Mars at Closest Approach

Extensive Program Planned at Lowell Observatory

Satellites of Mars to Be Studied by Naval Observatory

Mt. Wilson to Measure Heat from Mars

Astronomer-Artist to Observe at Yerkes Observatory

Special Light Sensitive Plates to Catch Mars at Lick Observatory