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細節
A chartometer,
by The Morris Patents Engineering Works Birmingham, the gilded-brass shaped case with geared mechanism, iron pointer and facility to change scale cards, with a collection of different circular cards, in plush-lined fitted leather case, the cover embossed with the Royal Coat of Arms and inscribed CHARTOMETER MORRIS'S PATENT, with leather protective wallet -- 3½in. (9cm.) long
See Illustration
by The Morris Patents Engineering Works Birmingham, the gilded-brass shaped case with geared mechanism, iron pointer and facility to change scale cards, with a collection of different circular cards, in plush-lined fitted leather case, the cover embossed with the Royal Coat of Arms and inscribed CHARTOMETER MORRIS'S PATENT, with leather protective wallet -- 3½in. (9cm.) long
See Illustration