Check the listing for details. WW2 British Canadian RAF RCAF Type 312 Azimuth Navigation Circle in Transit Case. Condition: Used. Listed at 192.41 USD. The World War II British Canadian RAF RCAF Type 312 Azimuth Navigation Circle in Transit Case is a historically significant navigation instrument used by the Royal Air Force (RAF) and the Royal Canadian Air Force (RCAF) during the war. This precision device was essential for navigation and aerial missions, allowing pilots to determine their azimuth accurately. Housed in a sturdy transit case, the Type 312 is a testament to the meticulous engineering and craftsmanship of the era. The instrument features a finely calibrated compass and angular measurement components, ensuring reliability in diverse operational conditions. Collectors and historians value this piece not only for its functional design but also for its connection to the brave airmen who relied on it during critical wartime missions. The transit case, designed to protect the delicate instrument, often bears markings and wear that tell a story of its extensive use and the rigorous demands of WWII aviation.