"Quadrant In Wood Dated And Signed N De Belly 1704"Wooden quadrant engraved on one side and signed “N De Belly f. 1704”.
Plumb line terminated by a wooden bead serving as an index.
The original brass sights are not drilled (use by projection of the shadow).
In the upper part there is a shadow square graduated from 0 to 10 on each side,
In the middle part a series of hourly arcs engraved between the Tropic of Cancer and the Tropic of Capricorn. The dotted ecliptic is also engraved with the signs of the zodiac,
We also find engraved the position of six stars (materialized by small star circles),
In the lower part there is an arc divided every 2.5 degrees and comprising the calendar, each month of which is mentioned by its initial letter.
Dimension: radius of 21.3 cm.
England dated 1704.