"Made for the Science Museum in 1892, this is a model, scale 1:5, of the Coude (elbow) Telescope built for the Paris Observatory in 1882."

Science Museum Group, CC BY-NC-SA 4.0 via Scale model of Loewy's Coude (elbow) Telescope, 1892. 1892-5 Science Museum Group Collection Online. https://collection.sciencemuseumgroup.org.uk/objects/co56343/scale-model-of-loewys-coude-elbow-telescope-1892-models-representations-refracting-telescopes

#telescope