Bulletin de la Société belge de géologie, de paléontologie et d'hydrologie.

v.1; v.1 1887; v.2; v.2 1888; v.3; v.3 1889; v.4; v.4 1890; v.4-5 1890-91; v.5; v.5 1891; v.5-6 1891-92; v.6; v.6 1892; v.7; v.7 1893; v.8; v.8 1894; v.8-9 1894-95; v.9; v.9 1895; v.10; v.10 1896; v.11; v.11 1897; v.12; v.12 1898; v.10 yr.1897-99; v.13; v.13 1899; v.14 1900; v.15; v.15 1901; v.16; v.16 1902; v.17; v.17 1903; v.17 pt.1 yr.1903; v.17 pt.2 yr.1903; v.18; v.18 1904; v.19; v.19 1905; v.20; v.20 1906; v.21; v.21 1907; v.21 1907-08; v.22; v.22 1908; v.23; v.23 1909; v.24; v.24 1910; v.25; v.25 1911; v.26; v.26 1912; v.26-27 1912-13; v.27; v.27 1913; v.28; v.28-30 1914-16; v.28-29 1914-1919; v.28-30 1914-1920; v.29; v.30; v.30-31 1920-1921; v.31 yr.1921; t.29-32 (1919-22); v.31-32 1921-1922; v.31-33 1921-23; v.33-34 1923-1924; v.33-34 1923-24; v.34-36 1924-26; v.35-36 1925-1926; v.37-38 1927-1928; v.37-39 1927-29; v.39-41 1929-1931; v.40-42 1930-32; v.42-43 1932-1933; v.43-44 1933-34; v.44-45 1934-1935; v.45 1935; v.46 1936; v.46-47 1936-1937; v.47 1937; v.48 1938; v.49-51 1939-1942; v.49-51 1939-42; v.49-52 1939-43; v.49-53 1939-44; v.50-54; v.52-54 1943-1945; v.53-55 1944-46; v.54-56 1945-47; v.55-56; v.55-56 1946-1947; v.56-57 1947-48; v.57-58; v.57 1948; v.58 1949; v.58-59 1949-50; v.59-60; v.59 1950; v.60-61 1951-1952; v.60-61 1951-52; v.61-63; v.61-62 1952-53; v.62-63 1953-1954; v.62-63 1953-54; v.63-64 1954-55; v.64-65; v.64 1955; v.64-65 1955-1956; v.65 1956; v.65-66 1956-57; v.66-67; v.66-67 1957-58; v.68; v.68-69 1959-1960; v.68-69 1959-60; v.69; v.70; v.70-71 1961; v.70-71 1961-1962 incompl.; v.71; v.71 no.2 1962; v.71-72 1962-63; v.72; v.72 1963; v.73; v.73 1964; v.74; v.74 1965; v.75; v.75-76 1966-1967; v.75-76 1966-67; v.76-77; v.76-77 1967-68; v.77 1968; v.77-78 1968-1969; v.78; v.78 1969; v.79; v.79 1970; v.80; v.80 1971; v.79-81 1970-1972; v.81; v.81 1972; v.82; v.82 (1973) (incomplete); v.82 no.1 1973; v.82 no.2 1973; v.82 no.3-4 1973; v.11(1897); v.1(1887); v.12(1898); v.13(1899); v.14(1900); v.15(1901); v.21(1907); v.22(1908); v.23(1909); v.24(1910); v.5(1891); v.6(1892); v.7(1893); v