W1011.FLATSIDEDONION.M  Rare German freeblown blackglass (dark olive green) flat sided onion c1720, medium kickup with rough blowpipe pontil, two marved flat sides, roundedoppositesides and rounded, sloping shoulders into medium tapering elegent neck going through nice coiled stringrim well below everting snapped off firesmoothed lip/ Some large bubbles, surface overall silky matte patina, slight wear no other issues. Rare and standout item.  7"high, 5 1/2"x 3 4/5"diameter    £750