He was head of the Admiralty Secretariat later known as the Department of the Permanent Secretary .
The office of Permanent Secretary to the Admiralty was the senior civil servant at the Admiralty , of Great Britain the department of state responsible for the administration of the Royal Navy .
Permanent Secretary was Permanent Secretary of the Admiralty Secretariat later known as the Department of the Permanent Secretary .
The office of Permanent Secretary to the Admiralty was the senior civil servant at the Admiralty , of Great Britain the department of state responsible for the administration of the Royal Navy .