Columbia University Germanic studies.

no.22 yr.1901; no.25 yr.1901; no.31 yr.1901; no.3 yr.1905; no.16 yr.1905; no.4 yr.1906; no.19 yr.1906; no.5 yr.1907; no.12 yr.1908; no.14 yr.1909; no.7 yr.1910; no.24 yr.1911; no.11 yr.1912; no.15 yr.1912; no.8 yr.1913; no.10 1913; no.2 yr.1914; no.26 yr.1915; no.13 yr.1916; no.32 yr.1916; no.34 yr.1917; no.35 yr.1918; no.1 yr.1922; no.30 yr.1922; no.21 yr.1924; no.29 yr.1924; no.33 yr.1926; no.23 yr.1927; v.1:1; v.1:2