The letter on the left was designed in France circa 1500. The use of monograms seems to be older than writing itself. In ancient time they were used to sign sculpture, art works or coins. In the middle ages monograms were commonly used as a signature on official documents. The use of monograms as a proof of ownership was and still is very common.

Monogram B designed in 1935, Paris

Monogram EP for tablecloth. Early 20th century.

Double monogram JP. Mid 20th century.

Geometical stylised monograms are typical of the 20th century.

Monogram OO from the 50'

An extremely stylised double monogram MV in the style of the 50's

Geometrical monogram AB for garniture, from " Broderie Pratique", 1926

Monogram design H , end of the 19th century, at the time of gothic revival.

Letter H designed circa 1400.

Monogram W 1930

Monogram b using flowers design, 1868, La Mode Illustrée

Double monogram RB with embroidred ears of wheat symbol of prosperity for the new couple. Early 20th century.