Amsterdam
From Wikisource
- “Amsterdam,” in Catholic Encyclopedia, 1913.
- “Amsterdam (Holland)” in Encyclopædia Britannica, (11th ed.), 1911
- “Amsterdam (Island)” in Encyclopædia Britannica, (11th ed.), 1911
- “Amsterdam (New York)” in Encyclopædia Britannica, (11th ed.), 1911
- The New Student's Reference Work/Amsterdam (New York)