[1011] Proc. Soc. Ant. Scot., vol. ii. p. 72.
[1012] “Preh. Times,” 4th Ed. p. 17; Trans. Ethn. Soc., N.S., vol. v. p. 105.
[1013] See “Horæ Ferales,” pls. xiv., xv., and xviii.
[1014] Lib. v. c. 33.
[1015] Beckman, “History of Inventions,” vol. ii. p. 328.
[1016] “Saturn.,” lib. ii. cap. 3.
[1017] “Preh. Times,” p. 22.
[1018] Worsaae’s “Prim. Ant. of Denmark,” p. 29.
[1019] Lubbock, “Preh. Times,” p. 32.
[1020] Trans. Brist. and Glouc. Arch. Soc.