Borda reflecting circle by Lenoir circle 11", outside, graduated circle 27 cms, complete with telescope, glasses 2 levels and handle adapted for stand graduated 0[o] -720[o] on brass into 1/3[o] by vernier to 1' two verniers, one with microscope screw handle and screw driver, round plane mirror (?) 3 index glasses (red) 2 horizon glasses ( green, red) 1 diaphragm Borda type repeating circle. 1787-1827