The Magic compass in Maritime - Maritronics - marine services
Binnacle - Wikipedia
MAGMETIC COMPASS ADJUSTMENT
Wayfinder Compass Adjustments
CPL 190 Compas magnétique Type vertical Liquid Ship Compass Fabricants et fournisseurs Chine - Prix de gros - Shunfeng
Magnetic Compass - National Maritime Historical Society
Maritime Knowledge: Magnetic Compass(Deviation and adjustments) requirements
CGF-180 Reflector Compass Used for Ship Magnetic Compass High-precision Professional Compass Manufacturers and Supplier China - Wholesale Price - Shunfeng
Ship steering compass - M55A N/N - W. Ludolph - magnetic / horizontal / binnacle-mounted