Citations:on the level

Freemasonry use

 * 1808, "Senior Warden's Song", Thomas Smith Webb, in The Freemason's Monitor: Or, Illustrations of Masonry in Two Parts
 * When the Senior Warden, standing in the West, / Calls us from our labours to partake of rest, / We unite, whilst he recites / The duties of a mason. / On the level meet, / On the square we part, / Repeats each worthy brother.