REMOVE

1. Germany

WHAT

1. print (3)
2. abstract (2)
3. figures (1)
4. text (1)

WHERE

1. United States (2)

WHO

1. ALT, Otmar (1)
2. BURGER (W. Carl?) (1)
3. LINDNER, Richard (1)
4. Unknown (1)

WHEN

1. 1970-1979 (2)
2. 20th Century (2)
3. 1880-1889 (1)
4. 19th Century (1)