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Actions Displays	Details Remove from selection Add to selection Title Proceedings of the Optical convention, 1926. Author England Optical Convention (3rd : 1926 : London Description 2 v. :, 25 cm. Call Number QC350 .O55 1926 v.2 Subjects Optical instruments., Optics -- Congresses. Publishing England--London: Optical convention, 1927. Material Book

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