Sector light Authorities). For example, the United States uses a signalling stereotype which is the opposite of Europe. In USA, the red light indicates the starboard side of the channel for harbour bound vessels, while the green light indicates the port side of the same channel. An expression to remind of this is "red right returning". An example of a sector light is the light of the Fisgard Lighthouse in British Columbia. The lighthouse as built to guide ships through the entrance of Esquimalt harbour. The white sector is an isophase light of 2s from 322° to 195°. If the ship sees
Unit Colour Patch was assigned a colour and the Brigade HQ colour patches were the Divisional shape in the Brigade colour. Each Battalion in each Brigade was then assigned a colour, and the patch was split horizontally with the Battalion colour across the top of the field and the Brigade across the bottom of the field. Light Horse, Artillery, Engineer and Medical units were also allocated colour patches. Light Horse patches were divided diagonally. In total over 300 individual patches were authorized during the war. Military Order 206/21 in 1921 authorised the use of Unit Colour Patches for the Citizen Military Forces (CMF),