The Scientific monthly.

v.1 (1915); v.1:1-1:3 (1915); v.1 1915 Oct-Dec; v.2 (1916); v.2 1916 Jan-Jun; v.3 1916; v.3 1916 Jul-Dec; v.4 (1917); v.4 1917 Jan-Jun; v.4 no.1 1917 Jan; v.4 no.2 1917 Feb; v.4 no.3 1917 Mar; v.4 no.5 1917 May; v.5 (1917); v.5 1917 Jul-Dec; v.6 (1918); v.6 1918 Jan-Jun; v.7 (1918); v.7 1918 Jul-Dec; v.8 (1919); v.8 1919 Jan-Jun; v.8 no.2 1919 Feb; v.8 no.5 1919 May; v.9 (1919); v.9 1919 Jul-Dec; v.10 (1920); v.10 1920 Jan-Jun; v.11 (1920); v.11 1920 Jul-Dec; v.12 (1921); v.12 1921 Jan-Jun; v.13 (1921); v.13 1921 Jul-Dec; v.14 1922; v.14 1922 Jan-Jun; v.15 1922; v.15 1922 Jul-Dec; v.16 1923; v.16 1923 Jan-Jun; v.17 1923; v.17 1923 Jul-Dec; v.18 1924; v.18 1924 Jan-Jun; v.19 1924; v.19 1924 Jul-Dec; v.20 1925; v.20 1925 Jan-Jun; v.21 1925; v.21 1925 Jul-Dec; v.22 1926 Jan-Jun; v.23 1926 Jul-Dec; v.24 1927 Jan-Jun; v.25 1927 Jul-Dec; v.26 1928 Jan-Jun; v.27 1928 Jul-Dec; v.28 1929 Jan-Jun; v.29 1929 Jul-Dec; v.30 1930 Jan-Jun; v.31 1930 Jul-Dec; v.32 1931 Jan-Jun; v.33 1931 Jul-Dec; v.34 1932 Jan-Jun; v.35 1932 Jul-Dec; v.36 1933 Jan-Jun; v.37 1933 Jul-Dec; v.39 1934 Jul-Dec; v.40 1935 Jan-Jun; v.41 1935 Jul-Dec; v.42 1936 Jan-Jun; v.43 1936 Jul-Dec; v.44 1937 Jan-Jun; v.45 Jul-Dec 1937; v.56 1943; v.66 Jan-Jun 1948; v.67 Jul-Dec 1948; v.68 Jan-Jun 1949; v.69 Jul-Dec 1949; v.70-71 1950; v.72-73 1951 Jan-Dec; v.74-75 1952; v.76-77 1953; v.78-79 1954 Jan-Dec; v.80-81 1955; v.82-83 1956; v.84 1957 Jan-Jun; v.85 1957 Jul-Dec; v.10(1920); v.11(1920); v.1(1915); v.12(1921); v.13(1921); v.14(1922); v.2(1916); v.4(1917); v.7(1918); v.8(1919); v.9(1919)