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Description: | Semi-circle-Brass 3.7" (9.3cm) radius. Graduated 0-90, 0-90. An engraved rectangle at centre is graduated in hours 0-12-0, 0-12-0, and inscribed VMBRA, VMBRA, RECTA, VERSA. Decorated with scroll work.
Arms-Two brass arms 7.25" (18.4cm) long with brass points are attached to lower part of semi-circle, one pivoted at centre, the other fixed. Each fitted with a small sight vane at end.
AUDIT - object needs to be marked with its NAV number
Thought to be of doubtful authenticity by A.Stimson 9.4.81. | Publisher: | "http://collections.rmg.co.uk/" | Subjects: | recipiangles | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
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