Hand Colored Etching stunning Venetian Architectural Canal Scene Pencil Signed

signed, but I cannot readMeasurement Art:  3 3/4 W x 6 H, plate mark areaMeasurement Framed: 9,5 x 12 HBacking:  framing paper (has stains) and hangerFrame:   gold gilt  professionally doneDate of Printing:   unknown, but probably 1800'sReproduction: no, has plate mark, no dots under magnificationCondition:  Good, ready to hang.  I don't see any issues with the etching, and the framePlate mark present:  yes  3 3/4 W x 6 H*How can you tell if an etching is real? Plate impression is present.What is plate mark: Once printed onto its paper support, the etching's design appears in reverse of the original on the plate. The pressure of the press not only forces the ink onto the damp paper, but also produces an outline of the outer edges of the metal plate in the paper, known as a plate mark. superb for everyday use. superior materials and excellent craftsmanship ensure long-lasting durability.