Charts. Lamon Bay and Polillo Island, east coast of Luzon, P. I., surveys to 1921, additional topography from Spanish sources; chart 4226. [Scale 1:200,000.]
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Lamon Bay and Polillo Island, east coast of Luzon, P. I., surveys to 1921, additional topography from Spanish sources; chart 4226. [Scale 1:200,000.]
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Charts. Lamon Bay and Polillo Island, east coast of Luzon, P. I., surveys to 1921, additional topography from Spanish sources; chart 4226. [Scale 1:200,000.]