Antique Cast Iron Figural Shutter Dog vintage pencil sketch No idea what this was

No idea what this was used to make

Now louder

all the better for the years I think

9 7/8" t x 2 1/2" w x 1 1/8" d

signed on reverse

Antique Cast Iron Figural Shutter Dog vintage pencil sketch No idea what this wasI didnt actually know what this was when I found it in Maine the other daybut of course I fall in love with things all the time whose original function is a mystery to me! Ive since learned, though, that it is a Shutter dog made to hold a shutter open (dog being an Old English term for fastener). This one, later 19th c. French I believe, functions like a hingethe top half can be locked in place at a 90 degree angle, which would be the shutter pinning