Carl Zeiss Collimator (early 20th century)

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Carl Zeiss Collimator (early 20th century)This is a rare and unusual early 20th century (est.) optical instrument. The instrument is attributed to Carl Zeiss, as indicated by a yellow sticker with the initials CZ affixed to the left side of the base, and was likely designed for testing or aligning prisms. The only known reference to this device appears in a period diagram labelled "Abb. 27 Prfgert fr Prismen" (Fig. 27: Testing device for prisms), which closely resembles the instrument offered

This is a first edition copy published by The Associated Board of the Royal Schools of Music in 1931

offers a captivating exploration of the enchanting landscapes

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This is a second edition published by Constable and Company in 1912

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This copy was published by ED

one of Dickens’ most beloved

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