RT @C_H_Gibson: My article on women's cartographic work in imperial #Russia is online now in the Journal of Historical Geography @historica…
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RT @C_H_Gibson: My article on women's cartographic work in imperial #Russia is online now in the Journal of Historical Geography @historica…
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In the grainy photo the light above the standing man shows a common method of adjusting the height of the lamp. The weight was a ceramic egg with space for lead shot to balance the bulb weight. Wire friction stopped them sliding. They can still be found in
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Mapmaking in the home and printing house: women and cartography in lat... https://t.co/QtmftvRwdl