CONCAVE (OMN) r&h by Richards & Hartley Glass Company/Pittsburgh, Tarentum-PA (Co. Operated: 1865-91), c1870s Introduced

Sid Lethbridge: Only shown as a bitter bottle in the c1870 catalogue, there is a possibility that there are other forms.

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Glass Display
Shape: Research Update
Contributor: Sid Lethbridge
Glass Display View
Shape: Photo Needed
Contributor: