

From €1.50. Free shipping from €40 in France.
Indian postcard with handwritten mathematical calculations in Devanagari script on both the front and back. The back features a 5 annas postal stamp with a tiger, a circular cancellation of 'Bhavnagar' dated August 7, 1938, and a handwritten address in Devanagari script. The front contains complex mathematical formulas and equations, some of which appear to be related to geometry or trigonometry.