Hazel Atlas Green Depression Glass Syrup . Spring loaded tin lid does have some discoloration which is common due to its age.
6" in height
Marked on the base with the Hazel Atlas embossed HA mark.
There is a shallow chip on right under side of spout . ( pic 5) about 3/8" by 1/4".
Straw marks and air bubbles may be present with glass from this era.