Bulletin /

c.1 v.16 1886/87; no.21 1891-1892; v.22 1892-1893; v.23 1893-1894; no.24 1894-1895; v.24 1895; no.25 1895-1896; v.25 1896; v.26 1896/1897; c.1 v.26-27 1896/98; v.27 1897/1898; v.28 1898/1899; v.29 1899/1900; v.30-31 1900/1901-1901/1902; v.32-33 1902/1903-1903/1904; no.33 1903-1904; no.34 1904-1905; v.34-35 1904/1905-1905/1906; no.35 1905-1906; no.36 1906-1907; v.36-37 1906/1907-1907/1908; t.38 (1908/09); no.38 1909; v.38-39 1908/1909-1909/1910; t.40 (1910/11); no.40 1911; v.40-41 1910/1911-1911/1912; no.41 1911-1912; no.42 1912-1913; v.42-43 1912/1913-1913/1914; no.43 1913-1914; no.44 1914-1915; v.44-45 1914/1915-1915/1916; no.45 1915-1916; v.46-47 1916/1917-1917/1918; no.48 1918-1919; v.48-49 1918/1919-1919/1920; no.49-50 1919-1921; v.50-51 1920/1921-1921/1922; v.52-53 1922/1923-1923/1924; v.54 1924/1925; v.55-56 1925/1926-1926/1927; v.59-60 1929/1930-1930/1931; v.61-62 1931/1932-1932/1933