From A Bibliography of Alexandre Dumas père by Frank Wild Reed: Four regular six-line stanzas, rhyming a, a, b, c, c, b.
This piece of verse, written wholly in Dumas' hand, on azure paper of 39 by 25 centimetres, and neither dated nor signed, was sold to M. Glinel on the 8th of July, 1891, by M. Voisin, 37 Rue Mazarine, Paris.