FIRE POLISHED EDGE 2, 3 & 4 INCH, CHEMICAL WATCH GLASS, 3 BOXES

FIRE POLISHED EDGE 2, 3 & 4 INCH, CHEMICAL WATCH GLASS, 3 BOXES. ONE OF EACH SIZE, ROUND CONCAVE GLASS. UNKNOWN MANUFACTURER. NEW, NEVER USED.  SIZE 2 INCH HAS A TOTAL OF 10, 3 INCH HAS A TOTAL OF 10 AND 4 INCH HAS A TOTAL OF 7 EACH.