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The
Boy Mechanic
BOOK 2

1000 THINGS FOR BOYS TO DO

HOW TO CONSTRUCT
DEVICES FOR WINTER SPORTS, MOTION-PICTURE CAMERA, INDOOR
GAMES, REED FURNITURE, ELECTRICAL NOVELTIES,
BOATS, FISHING RODS, CAMPS AND CAMP
APPLIANCES, KITES AND GLIDERS,
PUSHMOBILES, ROLLER
COASTER, FERRIS
WHEEL

AND

HUNDREDS OF OTHER THINGS WHICH DELIGHT EVERY

CHICAGO
POPULAR MECHANICS CO.
PUBLISHERS

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Surveying and map making have always been two of the most interesting things a civil engineer has had to do. And, like George Washington, many of the men we look up to today as successes in different lines worked as surveyors in their younger days. Surveying takes one out of doors, and is apt to lead him into the unknown and unexplored byways of the earth.

Though modern surveyors often use precise and expensive instruments, creditable surveys can be made with simple and inexpensive apparatus. Of such apparatus, two of the simplest are the plane table and the camera. Since one must know the principles of plane-table surveying before he can do camera surveying, this paper will describe the plane table alone, leaving the camera for another chapter..................

 

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