SH. B. PUGATSHOV
He was a well-known Hebrew educator. In 1908 he published in Warsaw a pamphlet in Yiddish entitled Vos iz azoyns der kheyder mesukn (What is the improved elementary school?), in which he appealed to the national Jewish intellectual class to help develop the new elementary school.
Source: Kh. Sh. Fun kheyder un shkoles biz tsisho (From religious and secular primary schools to Tsisho) (Mexico City, 1956), p. 315.