 | Uncut Soft-Lite Orthosin 'Corrected; lenses in original packetsSpectacles and lenses / Spectacle lenses Corporation: Soft-Lite Lens Co., Inc. 1930s Bausch & Lomb Optical Company Time Period: 1900 to 1939 | (Cat no. 4300
)
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 | One clear spherocylindrical 'Premex' and 2 Crookes tint 'Perfex' meniscus glass lenses in original packetsSpectacles and lenses / Spectacle lenses Corporation: Imperial Optical Company 1930s Imperial Optical Company Time Period: 1900 to 1939 | (Cat no. 4301
)
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 | UKO glass 'Empire' lens with original packetSpectacles and lenses / Spectacle lenses Corporation: United kingdom optical Co. L:d. United Kingdom Optical Co. Time Period: 1900 to 1939 | (Cat no. 4303
)
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 | Pair of uncut 'Watford' Crookes lenses in original packetsSpectacles and lenses / Spectacle lenses Corporation: British American Optical Co. Ltd. 1950s? British American Optical | (Cat no. 4304
)
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 | Selecto 'Periscopic' convex glass lenses in original packetsSpectacles and lenses / Spectacle lenses Corporation: The Standard Optical Company 1930s? The Standard Optical Company Time Period: 1900 to 1939 | (Cat no. 4305
)
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 | 'Perivale' periscopic glass lens in original packetSpectacles and lenses / Spectacle lenses Corporation: M Wiseman & Co. 1930s? M Wiseman & Co., Ltd. Time Period: 1900 to 1939 | (Cat no. 4306
)
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 | Pair of PMMA Scleral Lenses in CaseSpectacles and lenses / Contact lenses and accessories Time Period: 1900 to 1939 | (Cat no. 4309
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 | Three Artificial Eyes in Box with note.Spectacles and lenses / Artificial eyes, facial prosthesis 1915-1930 Time Period: 1900 to 1939 | (Cat no. 4321
)
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 | Shuron-Austral Spectratone meniscus lensSpectacles and lenses / Spectacle lenses Corporation: Shuron Optical Company Inc. c. 1930s Time Period: 1900 to 1939 | (Cat no. 4322
)
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 | Large quantity of Bausch & Lomb Celex Periscopic round glass lenses (2 series)Spectacles and lenses / Spectacle lenses Corporation: Bausch & Lomb Optical Co. Bausch & Lomb Time Period: 1900 to 1939 | (Cat no. 4323
)
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 | Bausch & Lomb Portex round glass lens in packetSpectacles and lenses / Spectacle lenses Corporation: Bausch & Lomb Optical Co. Bausch & Lomb Time Period: 1900 to 1939 | (Cat no. 4324
)
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 | Seven uncut flat glass blanks from Australian Optical Co.Spectacles and lenses / Spectacle lenses Corporation: Australian Optical Co. Ltd 1920s-1930s? Australian Optical Co. Time Period: 1900 to 1939 | (Cat no. 4332
)
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 | Two sets of early uncut packeted lenses from Arthur Cocks and Co.Spectacles and lenses / Spectacle lenses Corporation: Arthur Cocks and Company Between 1910 and 1930 Arthur Cocks and Co. Time Period: 1900 to 1939 | (Cat no. 4333
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 | American Optical 'Portex' lens blankSpectacles and lenses / Spectacle lenses Corporation: American Optical Company 1930s? American Optical Time Period: 1900 to 1939 | (Cat no. 4334
)
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 | Sceats children's spectacle caseSpectacles and lenses / Spectacle frame Designer/inventor: Jonathan Sceats Jonathan Sceats Time Period: 1940 to 1999 | (Cat no. 4338
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