3 1/2" X 4 3/8" (89mm X 111mm)

(skirt)

EKO is Eidapere Klaas O (Eidapere Glass Factory)

Picture courtesy Don Mecklenborg

3 1/2" X 4 3/8" (89mm X 111mm)

No markings (EKO product)

Picture courtesy Don Mecklenborg

3 1/2" X 4 3/8" (89mm X 111mm)

No markings (Attributed to J. Lorup Factory)

Picture courtesy Don Mecklenborg

3 1/2" X 4 3/8" (89mm X 111mm)

(skirt) MELESKI (Early glass factory in central Estonia)

Picture courtesy Don Mecklenborg

3 1/2" X 4 3/8" (89mm X 111mm)

(front skirt)

KV over JL over T is Klaas Vabrik or glass factory JL is for Johan Lorup and T is for Tallin the capital of Estonia and the location of the factory.

Picture courtesy Don Mecklenborg

3 1/2" X 4 3/8" (89mm X 111mm)

(front skirt)

KV over JL over T is Klaas Vabrik or glass factory JL is for Johan Lorup and T is for Tallin the capital of Estonia and the location of the factory.

Picture courtesy Don Mecklenborg

3 1/2" X 4 3/8" (89mm X 111mm)

No markings (Attributed to J. Lorup Factory)

Picture courtesy Don Mecklenborg