Photo	Generation	Molds	InsideRibStyle	MoldIdentificationLayout	MoldPositionStyle	StudLogoStyle	StudRecessStyle	BottomStyle	PatPendLayout	MoldPositionLayout
	11 - Tubeless - No logo inside - corner pip	1	Across	None	Typed	Wide Straight 'O'	Small (2-2,2mm)	None	None	Center (Top To Bottom)
	21 - Old logo - 3mm stud recess - corner-pip	6	None	None	Typed	Wide Straight 'O'	Large (3mm)	Tubes Without Cross-support	Top+Bottom (centered)	Right (Top To Bottom)
	23 - Old logo - smaller stud recess - corner-pip - no mold-id	7	None	None	Typed	Wide Straight 'O'	Small (2-2,2mm)	None	None	Center (Top To Bottom)
	31 - Old logo - 1x2 with mold identifiers	6	None	Center	Typed	Wide Round 'O'	Small (2-2,2mm)	None	None	Center (Top To Bottom)
	32 - Old logo - 2x2 with mold identifiers	1	None	Right (Top To Bottom)	None	Wide Round 'O'	Small (2-2,2mm)	Tubes Without Cross-support	Top+Bottom (centered)	None

11 - Tubeless - No logo inside - corner pip (1956-1957)

Photo	CatId	Mold	Members	Associations
	11x	1x2 Small stud recesses	6 / 24

21 - Old logo - 3mm stud recess - corner-pip (1958-1959)

Photo	CatId	Mold	Members	BottomStyle	MoldPositionLayout	PatPendLayout	PatPendStyle	Associations
	21aa	4x4 Cornered	4 / 8	Tubes With Cross-support	Right (Top To Bottom)	Top+Bottom (centered)	Normal
	21af	1x2 - Mold #1 Stud logo along	14 / 28	None	Center (Top To Bottom)	None	None	21ag (Top-side rotated 180 deg. )
	21ah	1x2 - Mold #2 Stud logo along - opposite pip positions	7 / 28	None	Center (Top To Bottom)	None	None	23t (Matching patterns, but with different stud-sizes)
	21ai	1x2 - Mold #3 Stud logo across - without relation to gen 23	35 / 48	None	Center (Top To Bottom)	None	None
	21aj	1x2 - Mold #4 Stud logo across - with relation to gen 23	16 / 48	None	Center (Top To Bottom)	None	None	23v (Matching patterns, but with different stud-sizes),23ai (Matching patterns, but with different stud-sizes)
	21t	2x2 Pip top/bottom - rounded tube edge	4 / 22	Tubes Without Cross-support	Right (Top To Bottom)	Top+Bottom (centered)	Normal

23 - Old logo - smaller stud recess - corner-pip - no mold-id (1958-1959)

Photo	CatId	Mold	Members	InsideRibStyle	MoldPositionLayout	MoldPositionStyle	PatPendStyle	StudLogoStyle	StudRecessStyle	Associations
	23ag	1x2 - Mold #8 Stud logo across - related to 21ai	1 / 2	Across	Center (Top To Bottom)	Typed	None	Wide Straight 'O'	Small (2-2,2mm)
	23ai	1x2 Mold #10 stud logo across - related to both 21aj and 23v	1 / 1	None	Center (Top To Bottom)	Typed	None	Wide Straight 'O'	Medium (2,3-2,5mm)	21aj (Matching patterns, but with different stud-sizes),23v (Matching patterns, but with different stud-sizes)
	23aj	1x2 Mold #11 stud logo across - 23V with rotated logo	1 / 3	None	Center (Top To Bottom)	Typed	None	Wide Straight 'O'	Small (2-2,2mm)
	23t	1x2 - Mold #1 Stud logo along - evolution from 21ah	7 / 28	None	Center (Top To Bottom)	Typed	Normal	Wide Straight 'O'	Small (2-2,2mm)	21ah (Matching patterns, but with different stud-sizes)
	23v	1x2 - Mold #3 Stud logo across - with relation to gen 21	15 / 48	None	Center (Top To Bottom)	Typed	None	Wide Straight 'O'	Small (2-2,2mm)	21aj (Matching patterns, but with different stud-sizes),23ai (Matching patterns, but with different stud-sizes)
	23w	1x2 - Mold #4 Stud logo across - without relation to gen 21	8 / 48	None	Center (Top To Bottom)	Typed	None	Wide Straight 'O'	Small (2-2,2mm)
	23z	1x2 - Mold #6 Stud logo across - unnumbered	1 / 2	None	None	None	Normal	Wide Round 'O'	Small (2-2,2mm)

31 - Old logo - 1x2 with mold identifiers (1960-1965)

Photo	CatId	Mold	Members	MoldIdentificationLayout	PatPendLayout	PatPendStyle	StudLogoStyle	Associations
	31a	1x2 - A-mold	25 / 48	Center	None	None	Wide Round 'O'
	31b1	1x2 - B-mold	44 / 52	Center	None	None	Wide Round 'O'	31b2 (Rotated logo)
	31b2	1x2 - B-mold rotated	1 / 1	Center	None	None	Wide Round 'O'	31b1 (Rotated logo)
	31d1	1x2 - D-mold	18 / 52	Center	None	None	Wide Round 'O'
	31d2	1x2 - D-mold rotated	1 / 3	Center	None	None	Wide Round 'O'
	31itl	1x2 - ITL-mold	1 / 4	Left (Top To Bottom)	Right	Small	Wide Straight 'O'

32 - Old logo - 2x2 with mold identifiers (1960-1965)