Caption
Quart de cercle sur pieds construit par Langlois en 1745, instrument servant à mesurer les angles dans le plan vertical. En arrière plan : globes terrestre et céleste datant des années 1860.
© Caroline ROSE/Observatoire de Lyon/INSU/CNRS Images
Quart de cercle sur pieds construit par Langlois en 1745, instrument servant à mesurer les angles da
Reference
20090001_0979
Production year
2008
Max. size
31.34 x 23.59 cm / 300 dpi
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