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A History of Surveying

A History of Surveying. Most images have been provided by Ken Allred, ALS, CLS and Patrick Ringwood, BCLS, CLS. A History of Surveying. From Eratosthenes to GPS. Eratosthenes 276 B.C. 3800 BC The oldest known topographic map on a clay tablet of a northern part of Mesopotamia.

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A History of Surveying

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  1. A History of Surveying Most images have been provided by Ken Allred, ALS, CLS and Patrick Ringwood, BCLS, CLS

  2. A History of Surveying From Eratosthenes to GPS Eratosthenes 276 B.C.

  3. 3800 BC The oldest known topographic map on a clay tablet of a northern part of Mesopotamia

  4. Cadastral Plan - Mesopatamia - 1700 BC

  5. I lifted up mine eyes again, and looked, and behold a man with a measuring line in his hand. Zechariah 2:1

  6. The Rope Stretchers

  7. Early Egyptian Civilization • The Pyramids • Flooding of the Nile Pythagoras • Early cadastral records to 3400 BC

  8. Ancient Boundary Stone

  9. 1st Century – 11th Century AD – Compass developed • Chinese invention - south pointing spoon (lodestone) • used as a divining tool in the practice of feng shui • magnetized needles used as direction pointers in the 8th century AD in China • ca. 850 and 1050 common as marine navigational aids

  10. Gerard Mercator - c. 1550

  11. 1571 Leonard Digges Invented the Theodolite - England

  12. The Sextant 1730

  13. Early explorers Samuel de Champlain Peter Fidler David Thompson Captain James Cook

  14. Samuel de Champlain 1608

  15. Philip Turnor & Peter Fidler Lake Athabasca - 1791 From the book: Canada’s Forgotten Surveyor by Peter Fidler

  16. David Thompson Columbia River 1806

  17. Peter Fidler Elk Point, Alberta From the ALS News Magazine

  18. Surveyors and Statesmen Mount Rushmore • Three Surveyors and another guy!

  19. George Washington Surveyor 1747-52

  20. Essential • for settlement Early land information system From an ALSA Brochure

  21. Technological Revolution • 1950’s - Geodimeter • Tellurometer • 1970’s - Desk Top Computer • Total Stations • 1990’s - Geographic Information Systems • 1990’s - Satellite Positioning Systems • 2000’s – High Resolution Imagery

  22. Global Positioning Systems Selective Availability Turned off in 2000

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