Kunsthandel AG, Luzern (Aktivitaet:1920, 1921, 1963, 1936, 1933, 1919, 1928, 1922, 1920, 1923, 1926, 1931, 1954, 1932, 1955, 1950, 1934, 1927, 1952, 1925, 1930, 1929, 1924, 1935, 1941, 1937, 1938, 1959, 1939, 1923, 1945, 1956, 1959, 1951, 1967, 1928, 1936, 1984, 1954, 1957, 1940, 1953, 1964, 1969, 1966, 1971, 1962, 1980, 1958, 1924, 1950, 1994, 1990, 1975, 1943, 1976, 1960, 1961, 1981, 1965, 1947, 1949, 1942, 1974, 1968, 1943, 1925, 1921, 1927, 1931, 1922, 1956, 1942, 1945, 1918, 1992, 1955, 1930, 1926, 1929, 1975, 1968, 1941, 1933, 1974, 1960, 1953, 1949, 1951, 1935, 1961, 1963, 1989, 1964, 1962, 1973, 1979, 1969, 1965, 1967, 1966, 1977, 1971, 1970, 1972, 1983, 1976, 1952, 1982, 1980, 1978, 1994, 1984, 1992, 1991, 1985, 1981, 1986, 1987, 1988, 1990, 1993, 1995)