INDIA 1935, Airmails: Rocket Mail: Sikkim Durbar Rocket Experiments: 1935 (Apr. 10) Ray to Surumsa, cover bearing special blue 2r. label tied by fancy cachet ''ROCKET EXPERIMENTS/SIKKIM'', with ''ON SIKKIM DURBAR SERVICE'' ''OVER RIVER/RANAKHALI'', fine, 186 flown, signed by Stephen H. Smith. Photo
