Glass Block and Lid ID (61)

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  ●  Anchor Hocking (3)

  ●  Beaumont (1)

  ●  Cambridge (6)

  ●  Co-Operative Flint (1)     

  ●  Davidson (1)

  ●  Fenton (3)

  ●  Fostoria (3)

  ●  Japana (1)

  ●  L.E. Smith (12)

  ●  Northwood (1)

  ●  Viking (1)

  ●  Westmoreland (14)

  ●  Unidentified (14)

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Anchor Hocking

Identification:  All my Anchor Hocking lids have a raised area on top that encompasses the 6 center holes. Lids by other manufacturers such as Co-Operative Flint may at first glance look similar, but on closer examination there is a recessed area on the bottom that encompasses the 6 center holes.
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No. G-8, Anchor Hocking, bottom rim and no feet, 4⅞"d × ⅞"h
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No. G-22, Anchor Hocking, bottom rim and no feet, 5⅛"d × ⅞"h
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No. G-23, Anchor Hocking, bottom rim and no feet, 5"d × ⅞"h

Beaumont

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No. G-28, Beaumont, no feet, 3¾"d × ¾"h

Cambridge Catalogs

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Cambridge

Identification:  All my Cambridge flower frogs have 3-sided triangular feet and the patent date embossed on the side.

Also see How Glass Blocks Were Made, which features a Cambridge mould patent and a description of how it was used.

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No. G-47, Cambridge, 3 triangular feet, reads Pat'D APRIL 11 1916, 4¼"d × 2½"h
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No. G-45, Cambridge, 3 triangular feet, reads Pat D APRIL 11 1916 3½, 3⅞"d × 2"h
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No. G-33, Cambridge, 3 triangular feet, reads Pat D APRIL 11 1916 3, 3¼"d × 1⅞"h
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No. G-51, Cambridge, 3 triangular feet, reads Pat D APRIL 11 1916 3½, 3⅞"d × 1⅞"h
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No. G-16, Cambridge, 3 triangular feet, reads Pat D APRIL 11 1916 2¼, 2⅝"d × 1½"h
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No. G-55, Cambridge, 3 triangular feet, reads Pat'D APRIL 11 1916 4, 4¼"d × 2⅜"h

Co-Operative Flint

Identification:  The bottom of this lid has a recessed area that encompasses the 6 center holes, and a patent date running around the center hole.
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No. G-57, Co-Operative Flint, bottom has recessed center area and no feet, reads PAT'D JUNE 24-1924, 3¾"d × ¾"h

Davidson

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No. G-42, Davidson, bottom rim and 6 round feet, reads MADE IN ENGLAND GT BRIT PAT 382699, 3½"d × 1⅛"h

Fenton

Identification:  Fenton is the only company I have found that has long, rectangular, curved feet on some of its blocks.
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No. G-32, Fenton, 3 tiny round feet, 2¼"d × 1½"h
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No. G-61, Fenton, 3 small round feet and a center recess to hold a candle or figure, 2⅞"d × 1½"h
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No. G-43, Fenton, 3 long rectangular curved feet, 3"d × 1⅝"h

Fostoria

Identification:  These are all from the same mould and have 5 round feet.
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No. G-2, Fostoria, 5 round feet, 3¾"d × 2¼"h
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No. G-31, Fostoria, 5 round feet, 3¾"d × 2¼"h
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No. G-58, Fostoria, 5 round feet, 3¾"d × 2¼"h

Japana

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No. G-20, Japana, bottom rim with 5 water slots, reads (best guess) JAPANA PAT. JAN. 20 1909, 4½"d × 1⅜"h

L.E. Smith

Identification:  All of my L.E. Smith flower frogs are lids to vases, though some have feet so that they could also be used in a bowl.

Group 1 – Vermiculate Patterned

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No. G-7, L.E. Smith, frosted Vermiculate pattern, 3 round feet, 5"d × 1⅜"h
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No. G-39, L.E. Smith, frosted Vermiculate pattern, no feet, 4⅜"d × 1⅛"h
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No. G-40, L.E. Smith, Vermiculate pattern, no feet, 4⅜"d × 1⅛"h
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No. G-34, L.E. Smith, Vermiculate pattern, no feet, 4⅜"d × 1⅛"h
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No. G-15, L.E. Smith, Vermiculate pattern, no feet, 4¼"d × 1"h
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No. G-27, L.E. Smith, Vermiculate pattern, no feet, 4¼"d × 1"h

Group 2 – Same Size and Shape

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No. G-14, L.E. Smith, no feet, 4¼"d × 1¼"h
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No. G-46, L.E. Smith, no feet, 4¼"d × 1⅜"h

Group 3 – Same General Shape

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No. G-6, L.E. Smith, 3 big round feet, 3¼"d × 1⅛"h
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No. G-26, L.E. Smith, 3 big round feet, 4"d × 1½"h
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No. G-53, L.E. Smith, no feet, 3¼"d × 1¼"h
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No. G-52, L.E. Smith, no feet, 3¼"d × 1¼"h

Northwood

Identification:  This flower frog was likely made by Northwood based on its similarity of shape with a flower frog that is part of a Northwood flower frog and bowl set. It is also known that Northwood made turtle-shaped flower frogs in this color of glass.
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No. G-59, unidentified, 3 very small round feet, 2⅜"d × 1¼"h

Viking

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No. G-21, Viking, no feet, 6⅜"l × 4⅝"w × 1"h

Westmoreland Catalogs

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Westmoreland

Identification:  With the exception of the large disc G-36, all my Westmoreland flower frogs have an indented top edge and a bottom rim. The feet vary greatly:  tiny to large round feet, rectangular feet, or no feet at all.

Also see How Glass Blocks Were Made, which features photos of a Westmoreland mould.

2½" Diameter

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No. G-3, Westmoreland, bottom rim and 3 rectangular feet, 2⅜"d × 1⅜"h
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No. G-50, Westmoreland, bottom rim and 3 tiny round feet, 2½"d × 1½"h
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No. G-12, Westmoreland, bottom rim and 3 tiny round feet, 2½"d × 1½"h
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No. G-41, Westmoreland, bottom rim and 3 tiny round feet, 2⅜"d × 1⅝"h
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No. G-49, Westmoreland, bottom rim and 3 rectangular feet, 2½"d × 1½"h
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No. G-54, Westmoreland, bottom rim and 3 rectangular feet, 2½"d × 1½"h

3" Diameter

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No. G-48, Westmoreland, bottom rim and 5 rectangular feet, 3"d × 1⅝"h
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No. G-4, Westmoreland, bottom rim and 5 tiny round feet, 2⅞"d × 1⅜"h
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No. G-44, Westmoreland, bottom rim and 5 rectangular feet, 3"d × 1⅝"h

3⅜" Diameter

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No. G-25, Westmoreland, bottom rim and no feet, 3⅜"d × 1⅞"h
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No. G-11, Westmoreland, bottom rim and no feet, 3⅜"d × 1¾"h

3½" Diameter

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No. G-62, Westmoreland, bottom rim and 3 rectangular feet, 3½"d × 1¾"h
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No. G-60, Westmoreland, bottom rim and 6 rectangular feet, 3½"d × 1⅞"h
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No. G-13, Westmoreland, bottom rim and 3 rectangular feet, 3½"d × 2"h

7" Disc

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No. G-36, Westmoreland, bottom has recessed center area and no feet, 6⅞"d × 1¼"h

Unidentified

Group 1 – Same Manufacturer

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No. G-5, unidentified, no feet, 3⅛"d × 1½"h
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No. G-37, unidentified, no feet, 3⅛"d × 1½"h

Group 2 – Same Manufacturer

Identification:  Note the angular structure of the feet, not to be confused with the triangular feet found on my Cambridge blocks.
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No. G-9, unidentified, 3 large 5-sided triangular feet, 4½"d × 2"h
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No. G-10, unidentified, 3 large 5-sided triangular feet, 4½"d × 1⅞"h
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No. G-19, unidentified, 3 large 5-sided triangular feet, 4⅝"d × 1⅞"h

Group 3 – Same Manufacturer

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No. G-35, unidentified, 3 round feet, 2⅝"d × 1½"h
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No. G-17, unidentified, 3 round feet, 2⅝"d × 1⅝"h

Group 4 – Other Manufacturers

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No. G-1, unidentified, 3 big round feet, 3⅞"d × 1⅝"h
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No. G-29, unidentified, recessed bottom rim with 3 round feet, 2⅝"d × 1¾"h
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No. G-30, unidentified, no feet, 2⅜"d × 1¼"h
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No. G-56, unidentified, no feet, 3"d × 1½"h
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No. G-38, unidentified, 3 round feet, 3¼"d × 1½"h
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No. G-24, unidentified, 3 small round feet, 2½"d × 1¼"h
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No. G-18, unidentified, 3 round feet, 4½"d × 1¾"h