M and M (OMN) negc by New England Glass Company (Cambridge-MA, Company Operated: 1818-1887), c1860s Introduced
• AKA: Semi-Loops (Metz 2, p30)
NOTE: Made in both flint and non-flint glass. Ref. Metz 2 p. 30
NOTE:
image 1 of 2

Shape: Stemware
Contributor: Jim Thielen - 6H

Shape: Catalogue/Ads
Contributor: Sid Lethbridge