Figures 250-252. Walking Stick Telescopes and Very Superior Telescopes
- 1840
Illustrations of catalog listings in the section Perspectives and Telescopes. Figure 250 depicts an example of the walking-stick telescope, available in 12, 18, or 24 inches. Figure 251 shows a product identified as a "Very Superior Telescope Adapted for either Astronomical or Other Purposes" available in 18, 30, and 42 inches with an optional rack or pinion add-on for an additional cost. Figure 252 depicts the 42-inch Very Superior Telescope with vertical and horizontal racks for £36.
These illustrations are part of Palmer's New Catalogue by Edward Palmer (1803-1872), regarded as the earliest, freely-accessible sales catalog of commercially available chemicals and scientific apparatus. The catalog provides insight into the costs and considerations of equipping laboratories during the early Victorian period. Featuring 292 engraved figures, the catalog is digitized in its entirety.
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Cite as
Palmer, Edward. “Figures 250-252. Walking Stick Telescopes and Very Superior Telescopes.” In Palmer's New Catalogue, with Three Hundred Engravings of Apparatus, Illustrative of Chemistry, Pneumatics, Frictional and Voltaic Electricity, Electro Magnetism, Optics, &c. London, England: William Gilbert, 1840. https://digital.sciencehistory.org/works/nrxo8eh.
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