Sketch and Details by Ernest Shekolyan
That is my picture of M71 (globular cluster NGC 6838 in Sagitta 8.4m, 7.2′).
The sketch was done 27 July 2006 at village Ponizovka, South Crimea (Ukraine) under very dark sky (visual limit for naked eye was better 6.1m). 10″ 1:5.6 Dob, 6 mm UWA (Synta), 230x, FOV: 20 ang. minutes, graphite pencil, white paper, then photocopy + level correction, crop and inverting in ACDSee.
Sincerely yours, Ernest Shekolyan