A late 19th Century oxidised and lacquered brass surveyors level, signed 'L. Casella London' and inscribed 'J. Shorts Gradient-Telemeter-Level, Patent', the telescope with rack and pinion focusing, lens cap and mounted with a bubble level above a compass box and horizontal circle scale, raised on a pillar and tripod stand with adjustable screw feet, length approx 38.5cm, within original fitted box.