All of the large hang-up octagons and time-pieces were made at our factory two or three years before any other parties made them at all.
"History of the American Clock Business for the Past Sixty Years, and Life of Chauncey Jerome"
Chauncey Jerome
It is provided with an index wheel for milling squares, hexagons, or octagons, and the pen for the index wheel is operated by treadle.
"Modern Machine-Shop Practice, Volumes I and II"
Joshua Rose
Outline figures of value, "$3" on octagons in upper corners, value below in letters on either side of a large outline figure "3" on a shield.
"History of the Postage Stamps of the United States of America"
John Kerr Tiffany