Definition of horizontal:
- "Frank's Campaign or the Farm and the Camp", Horatio Alger, Jr..
The ensign of the English East India Company was a flag of thirteen horizontal red and white stripes with a white canton containing a red St. George's Cross; but there is no reason to suppose that this inspired the flag of the colonies.- "The Little Book of the Flag", Eva March Tappan.
- "A Bilateral Division of the Parietal Bone in a Chimpanzee; with a Special Reference to the Oblique Sutures in the Parietal Bulletin of the AMNH, Vol. XIII, Article XXI, pp. 281-295, Dec. 31, 1900", Ales Hrdlicka.