What Happens When

What Happens When image
ISBN-10:

075002187X

ISBN-13:

9780750021876

Author(s): Farndon,John
Released: Jan 01, 1887
Publisher: Wayland Pub Ltd
Format: Hardcover
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Description:

A look at the process behind everyday events such as turning on a light switch, speaking on the telephone or posting a letter.











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