This is a super crude earlier example with rolled lip and hammered glass, circa 1865. Identical size and shape of a Lyon's Powder, and it's a knock-off poison from the same period.
Embossed: SCHWERIN'S / POWDER
Height: 4 3/8"
Color: clear
Condition: structurally perfect (no chips, cracks or dings), but has overall light haze and trace wear.
Reference Number: Y979