India, 10 & 20 Rupees 1973B Silver Proofs Rev: 'GROW MORE FOOD' Cased Set FDC, Very Scarce

ndia, 10 & 20 Rupees 1973B Silver Proofs Rev: 'GROW MORE FOOD' Cased Set FDC, Very Scarce. 10 rupees KM#188 0.500 silver diameter: 39mm 20 Rupees KM#240 0.500 silver diameter: 44mm. in original plastic case