1. N-36-50-B Россасна (Rossasna, Belarus) Maps Public content 1921. Modern area represented: Rossasna, Vitebsk oblast, Belarus; Scale =1:50,000; Секретно. Военно-топографическое управление.
2. N-36-50-B (Rossasna, Belarus) Maps Public content 1923. Modern area represented: Rossasna, Vitebsk oblast, Belarus; Scale =1:50,000.