« La Famiglia Di Napoleone », Rare Portrait Watercolours Of Early 19th Century

”La Famiglia di Napoleone "(Italian title) represents all the members of the Napoleon family, this extremely rare work by an unknown Italian portrait painter was executed in unicolour watercolor (grisaille) at the beginning of the 19th century. Inscription: unsigned, numbered and titled with the names of the members of the Napoleon family (see photos).
Technique: monochrome watercolor (grisaille) on paper, original Empire gold-plated frame.
Original period frame.
Dimensions: visible image 35 x 48 , 5 cm, framed and mat 56.5 x 72 cm
Condition: in fair condition, the sheet is slightly wavy below the pictures, there are minimal faint freckles in the upper right corner.