"The Vakhtangov School of Stage Art" by Nikolai Gorchakov  Very Hard to Find
"This book has been written by a pupil of Yevgeny Vakhtangov. Among other things it contains personal impressions of Vkhtangov and notes on his rehearsals.
This copy is unmarked, 6.5" X 8.75", 206 pages, illustrated, in good plus condition, in a rather tattered dust  jacket.