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Less Stress in School

by Long, Louis J
Published in The Education digest (01.05.1998)
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Journal Article Magazine Article

Key holder

by LONG LOUIS
Year of Publication 16.02.1926
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Patent

SAFETY TRAIN DEVICE

by LOUIS LONG
Year of Publication 23.06.1914
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Patent

WHEEL

by LOUIS LONG
Year of Publication 17.12.1907
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Patent