Marine Gyro Compasses for Ships Officers Dividers Scale: 931650

Scale: 931650

4th Edition 1993

Section 4 – Tonnes Per Centimetre Immersion

NOAA Nautical Chart 18460: Stait of Juan de Fuca Entrance is a standard navigation chart used by commercial and recreational mariners alike

Marine Gyro Compasses for Ships Officers Dividers Scale: 931650Modern marine gyro compasses are well proven and give excellent service with a minimum of attention and maintenance by the operator. They have, on most merchant and naval vessels, become the primary directional reference, leaving the magnetic compass very much the reliable stand by. But as with the magnetic compass the prudent navigator must understand the equipment upon which he relies so much, and appreciate its limitations and the conditions which