Late Victorian Tipping Bucket Recording Rain Gauge by Callaghan & Co of London Callaghan & Co Little is known of Aitchison’s

Little is known of Aitchison’s early partnership

William’s first son

The centre contains an expertly engraved and silvered compass with a brass catch to hold or release the movement and two sides of the outer edge are provided with a glass level housed in protective brass cases

Effectively

Late Victorian Tipping Bucket Recording Rain Gauge by Callaghan & Co of London Callaghan & Co Little is known of Aitchison’sFor sale, a late Victorian tipping bucket recording rain gauge by Callaghan & Co of 23a New bond Street, London. Comprised of a black painted two part zinc case with a graduated base and graduated lift off cover with central hole and siphon to receive rainfall and deliver it to an internal tipping bucket mechanism. An unusually pristine opaline glass dial measures an inch of rainfall around the outer circumference, with a secondary centre dial