नोट में गाँधी जी का फोटो कहाँ से आया? Gandhi Ji's Image on Rupee - Where it Came From

Indian currency consists of Gandhiji's image. Do you know when it was taken? Is it an artwork or an actual image? Do you know airplanes often fly at odd-even altitudes? Do you know which is the most expensive autograph in history? Let's explore some random enigmatic facts in this