Zeitschrift für Kolonialpolitik, Kolonialrecht und Kolonialwirtschaft
- 6.1904 Harvard-USA* = Google, SUB Hamburg, Iowa-USA* = Google, New York-USA* = Google (5+6)
- 7.1905 Cornell-USA* = Google, Harvard-USA* = Google, SUB Hamburg, Google (Wisconsin)
- 8.1906 Cornell-USA* = Google, Harvard-USA* = Google, SUB Hamburg, Iowa-USA* = Google, UB Gdansk
- 9.1907 Cornell-USA* = Google, Harvard-USA* = Google, SUB Hamburg, Google (Wisconsin)
- 10.1908 Cornell-USA* = Google, Harvard-USA* = Google, SUB Hamburg, Iowa-USA* = Google, UB Gdansk, New York-USA* = Google, Google (Wisconsin)
- 10, Teil 1 Illinois-USA* = Google
- 10, Teil 2 Illinois-USA* = Google
- 11.1908 Illinois-USA* = Google, SUB Hamburg, Iowa-USA* = Google, Cornell-USA* = Google
- 12.1910 Illinois-USA* = Google, SUB Hamburg, Iowa-USA* = Google
- 13.1911 Illinois-USA* = Google, SUB Hamburg, Iowa-USA* = Google, UB Gdansk
- 14.1912 Illinois-USA* = Google, SUB Hamburg, Iowa-USA* = Google, UB Gdansk, California-USA* = Google