. Beck microscopes. Microscopes. 3710. No. 3712. Rectangular shape, bicylindrical lenses, folding handle, solid aluminium mount. Size of lens 3"x2" 3^" x 2:|-" 4"x2i" 18/6 £A 3 0 £1 8"0 113 No. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Beck (R. & J. ) Ltd. London : Beck

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