"M inside a circle" ~ Maryland Glass Corporation - GLASS BOTTLE …
“M in a circle” trademark used by Maryland Glass Corporation, here embossed on the base of a Merrills Milk of Magnesia cobalt blue bottle. Bromo Seltzer was first sold in about 1888.
The A-in-a-Circle logo shows up in both the Armstrong Cork Co. and the American Glass Works – Richmond chapters. A search in the “O” table will reveal that the O.B.CO. mark is discussed in the American Bottle Co. chapter of the “A” section. Other Important Information
Glass Manufacturers Marks on Bottles & Other Glassware, Page 1
For instance, in the case of some marks such as “G inside a circle” or “S inside a circle” or just an “M” , very similar marks, in fact basically identical, were also used by totally unrelated companies located outside the United States.
Historic Bottle Website - Homepage - Society for Historical …
Collectors and the general public trying to date a bottle, determine what it was likely used for, and/or begin their search for information dealing with the fascinating world of historic bottles. HOW TO USE THIS SITE
Compiled by the Bottle Research Group (Bill Lockhart, Bill Lindsey, Carol Serr, Pete Schulz, Beau Schriever, & Bob Brown) Symbols Logo Firm Date Range Section* Bellaire Bottle Co. ca. 1882-ca. 1890 B:Bellaire Bottle Co. Symbols Sydenham Glass Co. unknown A:Anchor Glass Co. Symbols unknown unknown A:Anchor Glass Co. Symbols Anchor Hocking Glass
Glass Manufacturers Marks on Bottles & Other Glassware, Page 4
“M in a circle” trademark used by Maryland Glass Corporation, here embossed on the base of a cobalt blue Merrell’s Milk of Magnesia bottle.
Uncover History: Marks Old Bottle Identification Guide - APPRAISILY
Feb 9, 2024 · Before you dive headfirst into the world of vintage bottles, ensure your collector's toolbox is armed with a magnifying glass and a comprehensive guide on how to read the marks that distinguish an everyday bottle from a rare find.
Valuable Old Glass Bottles: Markings & Tips to Understand Them
Nov 15, 2023 · Follow these simple steps for identification of valuable old glass bottle markings. 1. Find the Markings. To find the markings, examine the bottle carefully. The side of the bottle may be printed with the product or manufacturer's name, and …
circle M mark | Antique Bottles, Glass, Jars Online Community
Dec 13, 2004 · M in a circle.....Maryland Glass Corporation, Baltimore, MD (1907-c.1970s). Mark first used in 1921, according to trademark info reported in Peterson's 400 Trademarks on Glass (1968). This company specialized in cobalt blue glass bottles and jars.
Historic Glass Bottle Identification - Collectors Weekly
Historic Glass Bottle Identification. Bill Lindsey's fantastic bottle identification and information site. Loaded with detailed descriptions and diagrams, and luscious high res photos, this is a superlative one-stop educational resource and vicarious digger experience.