Darwin's microscope designed around 1825 to be auctioned for ₹3.6 crore

A microscope of naturalist Charles Darwin, which he gave to his son Leonard, will be put up for auction in December. It was reportedly designed around 1825 and is one of six surviving microscopes associated with Darwin. It will be offered at a Christie's auction on December 15 and has a price estimate of up to ₹3.6 crore.