British Admiralty Instructional Chart 5052: Dover Strait Medical & Survival to Bartica including the Entrance

to Bartica including the Entrance to the Mazaruni River is a standard nautical chart

British Admiralty Nautical Chart 2271: Mezenskiy Zaliv to Pulon`ga is a standard nautical chart

— Part 141 – Lifesaving (starting on page 40125)

Eastern and Western Approaches to the Narrows including Murray`s Anchorage is a standard nautical chart

Comprehensive guidelines for effective design and operation of inert gas systems on ships

British Admiralty Instructional Chart 5052: Dover Strait Medical & Survival to Bartica including the EntranceBritish Admiralty Instructional Paper Charts are useful for training and examination purposes. They are not maintained for the latest information and should not be used for navigation. The UKHO (United Kingdom Hydrographic Office) provides these charts to be used by students to practice traditional chart work. They are often used by maritime colleges and nautical schools to test their students in navigation practice.