Baum, H.

1

Bernatzik, Hugo Adolf

1

Braunfels, W.

1

Caspari, Theodor

1

Feuchtwanger, F.

1

Frobenius, Leo

1

Graefe, Axel von

1

Granath, Olle

1

Hamilton, Louis

1

Heman, P.

1

Henseling, Robert

1

Hürlimann, Martin

1

Jedlicka, Gotthard

1

Jucker, H.

1

Jucker, I.

1

Klein, Ernst

1

Maraini, F.

1

Meier, Michael

1

Murbach, E.

1

Öhquist, Johannes

1

Pallottino, M.

1

Preconi, H.C.

1

Ramseyer, U.

1

Rordam, Valdemar

1

Schmidt-Glassner, H.

1

Solf, W.H.

1

Trautz, F.M.

1

countries descriptions

6

landscape photography

5

architecture

3

cultural history

3

cosmos

1

Etruscan art

1

rock painting

1

visual arts

1

zodiac symbols

1

1987

1

1977

1

1967

1

1958

2

1957

1

1955

2

1953

1

1941

1

1937

1

1931

2

1930

4

1926

1