Dieptemeter HECTA van Brooks & Gatehouse, met bijbehorende coax kabel. Onderdeel van de uitrusting gebruikt door Herman Jansen aan boord van de Sounion.
Opschriften
fabrieksmerk, bovenop, geprint: METRES [en] BROOKES & GATEHOUSE LTD. fabrieksmerk, achterzijde, gedrukt: WATERLINE / DATUM CONTROL [en] REMOVE DESICCATOR / WHEN PINK / PLACE IN DRYING / CUPBOARD UNTIL IT / BECOMES BLUE [en] Use only Mercury or Manganese / cells. [Mallory ZM9, MN 1500, / Ever Ready ER 9 or equivalents] [en] IMPORTANT Insert cells / with + end to + mark in case [en] Prov. Pat. 32781/66. / HECTA 23501 / BROOKS & GATEHOUSE LTD / LYMINGTON - ENGLAND
English
