Methods
The Marconigram sent by Erich Schmidt to James Breasted in 1929.
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The map made by von der Osten and Blackburn after only three days on the field (Osten 1928 The geographical review vol. XVIII Fig. 4 p87).
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Flying the blimp in 1993 with resistivity survey in progress in the foreground.
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About to ascend in the hot air baloon.
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The blimp ready to be flown
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Geomagnetic data collection in progress.
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GPS kinetic survey with three receivers.
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Köksal Sanlı walking a GPS receiver between markers.
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Melissa setting up the Sokkia total station
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Aysun positions a backsight prism over a known point.
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Nurdan, directed by means of a walkie-talkie, uses a mobile prism to set out the 20m grid for geophysical survey. Sadettin marks the position of each wooden peg with white lime, which survives for several years, to facilitate verification - or ground truthing - of geophysical images.
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Nufel stands on plastic crates in order to raise the gradiometer during set up at the start of each session.
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Harald von der Osten-Woldenburg experiments with electro-magnetic induction in the city that was first mapped by his great uncle Hans Henning von der Osten and H. F. Blackburn.
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Resistivity Survey on stone-free level areas can only be done while the ground is wet in the spring.
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