"Azure, an annulet argent. Annulets are added to arms for a difference. ANNULET. A small circle borne as a charge in coats of arms." -Hall, 1862

Annulet

"Azure, an annulet argent. Annulets are added to arms for a difference. ANNULET. A small circle borne…

"From annulus, a ring. A mark of difference of the fifth son."—Aveling, 1891

Annulet

"From annulus, a ring. A mark of difference of the fifth son."—Aveling, 1891

"Fifth Son, the ANNULET. The differences used by armorists at the present time are nine in number. They not only distinguish the sons of one family, but also denote the subordinate degrees in each house." -Hall, 1862

Annulet Difference

"Fifth Son, the ANNULET. The differences used by armorists at the present time are nine in number. They…

"The only abatement used in heraldry is the baton: this denotes illegitimacy. It is borne in the escutcheons of the dukes that assume the royal arms as the illegitimate descendants of King Charles the Second." -Hall, 1862

Shield Showing Baton

"The only abatement used in heraldry is the baton: this denotes illegitimacy. It is borne in the escutcheons…

"Second Son, the CRESCENT. The differences used by armorists at the present time are nine in number. They not only distinguish the sons of one family, but also denote the subordinate degrees in each house." -Hall, 1862

Crescent Difference

"Second Son, the CRESCENT. The differences used by armorists at the present time are nine in number.…

"Eighth Son, the CROSS MOLINE. The differences used by armorists at the present time are nine in number. They not only distinguish the sons of one family, but also denote the subordinate degrees in each house." -Hall, 1862

Cross Moline

"Eighth Son, the CROSS MOLINE. The differences used by armorists at the present time are nine in number.…

Differences are shields with a distinguishing charge or bordure. "Party per pale, azure and gules; a bordure, argent." -Hall, 1862

Shield Showing Difference

Differences are shields with a distinguishing charge or bordure. "Party per pale, azure and gules; a…

Differences are shields with a distinguishing charge or bordure. "The annexed example is or, a bordure engrailed, gules." -Hall, 1862

Shield Showing Difference

Differences are shields with a distinguishing charge or bordure. "The annexed example is or, a bordure…

"Ninth Son, the DOUBLE QUATREFOIL. The differences used by armorists at the present time are nine in number. They not only distinguish the sons of one family, but also denote the subordinate degrees in each house." -Hall, 1862

Double Quatrefoil

"Ninth Son, the DOUBLE QUATREFOIL. The differences used by armorists at the present time are nine in…

"Sixth Son, the FLEUR-DE-LIS. The differences used by armorists at the present time are nine in number. They not only distinguish the sons of one family, but also denote the subordinate degrees in each house." -Hall, 1862

Fleur-De-Lis Difference

"Sixth Son, the FLEUR-DE-LIS. The differences used by armorists at the present time are nine in number.…

"Argent, a sinister hand couped at the wrist and erected gules, within a bordure azure. BORDURE or BORDER. This was the most ancient difference in coats of arms, to distinguish different branches of the same family. It is a border round the edge of the shield. Its situation is always the same; but the inner edge may be varied." -Hall, 1862

Hand and Bordure

"Argent, a sinister hand couped at the wrist and erected gules, within a bordure azure. BORDURE or BORDER.…

"Place a bar of iron and a similar one of copper end to end so as to be heated equally by the flame of a lamp. Fasten small balls by wax to the under surfaces of the bars at eqiual distances apart. More balls will be melted from the copper than from the iron." -Avery 1895

Difference of Heat Transference Between Copper and Iron

"Place a bar of iron and a similar one of copper end to end so as to be heated equally by the flame…

"The Heir, or first son, the LABEL. The differences used by armorists at the present time are nine in number. They not only distinguish the sons of one family, but also denote the subordinate degrees in each house." -Hall, 1862

Label Difference

"The Heir, or first son, the LABEL. The differences used by armorists at the present time are nine in…

"Argent, a martlet, gules. MARTLET. An imaginary bird said to be without legs; it is used both as a charge and a difference." -Hall, 1862

Martlet

"Argent, a martlet, gules. MARTLET. An imaginary bird said to be without legs; it is used both as a…

"Fourth Son, the MARTLET. The differences used by armorists at the present time are nine in number. They not only distinguish the sons of one family, but also denote the subordinate degrees in each house." -Hall, 1862

Martlet Difference

"Fourth Son, the MARTLET. The differences used by armorists at the present time are nine in number.…

"Third Son, the MULLET. The differences used by armorists at the present time are nine in number. They not only distinguish the sons of one family, but also denote the subordinate degrees in each house." -Hall, 1862

Mullet Difference

"Third Son, the MULLET. The differences used by armorists at the present time are nine in number. They…

"Seventh Son, the ROSE. The differences used by armorists at the present time are nine in number. They not only distinguish the sons of one family, but also denote the subordinate degrees in each house." -Hall, 1862

Rose Difference

"Seventh Son, the ROSE. The differences used by armorists at the present time are nine in number. They…

Illustration of a square constructed upon the difference of two straight lines.

Square Constructed Upon Difference of Lines

Illustration of a square constructed upon the difference of two straight lines.

Illustration of a square constructed upon the difference of two straight lines.

Square Constructed Upon Difference of Lines

Illustration of a square constructed upon the difference of two straight lines.