Original Admiralty Hydrographic Office Chart No 5097 – Gnomonic Chart for Facilitating Great Circle Sailing: North Pacific.
Engraved by Weller & Addison, printed code Z.12–64.

Covers the entire North Pacific region including Japan, the Aleutians, Kamchatka, Alaska, Hawaii, and the Galápagos Islands.
These charts were used by navigators to plot long-distance great circle routes before GPS navigation, with straight lines representing the shortest path across the Earth’s surface.

Chart No: 5097

Projection: Gnomonic

Publisher: British Admiralty / Hydrographic Office

Engraved by: Weller & Addison

Approx size: ≈ 100 × 70 cm

Condition: Very good vintage condition; clean paper, minor handling marks only

Shipped rolled in a sturdy poster tube


A genuine Admiralty-issue navigation chart – both a practical historical artefact and an attractive wall display for maritime collectors.