00697mam a2200217 a 4500007282563MiAaHDL20091123000000.0m d cr bn ---auaua861009s1926 enka c 101 0 eng dsdr-wu3202399(OCoLC)14369562RRRRRRQC371.O55 1905Optical Convention(3rd :1926 :London, England)Catalogue of optical and general scientific instruments /The Optical Convention 1926.[Bradford :s.n.,1926?]x, 326 p. :illus. ;25 cm.Includes indexes.Advertising matter included in paging.Exhibition catalogue.Mode of access: Internet.Optical instrumentsCatalogs.00728256320091120151427.020091123000000.020120815142302.02025-10-02T18:50:49Z2025-10-02T17:50:03ZSDR-WUUNKNOWNloader.pl-001-001BKsdr-wu3202399wuSDRWUwu.89097117709WU3202399WUWU20251002googlewu.890971177091926pdusbibnon-US bib date1 between 1901 and 1931