Holmegaard porterglas No. 86.Height 16 16. 5 cm. Porter glass from the early 1900s from Holmegaard Glassworks. The glass can be seen in the glassworks' catalogue of "Glassware for Household Use" from 1923. Here it is simply named Porter glass no. 86. It is mouth blown with a button on the stem, a clear mollex between the stem and the cuppa and olives on the bottom of the cuppa. All the glasses are in good condition.