Glass square bottle

Translucent blue green; handle in same color.
Rim folded out, down, round and in, forming a circular constricted mouth with a beveled upper surface; cylindrical but slightly convex neck with a horizontal tooled indent around the base; sloping shoulder with rounded corners; square body with flat sides slightly tapering downward; slightly concave bottom; flattened two-rib handle applied as a long pad to shoulder, drawn up vertically, then bent in and down, and attached to neck with upward trail.
On bottom, pattern in relief from base mold, comprising four small V-shaped brackets at corners, two concentric circles and a central boss; on one side between circles a raised segment, possibly of blurred letters.
Intact; many pinprick and some larger bubbles, handle streaked with black impurities, and one white glassy impurity in neck; thin patches of weathering and faint iridescence.

Rectangular, with round neck and mouth.