Map of Sorsogon. - Gloria Cunanan Maphouse (Makati, Metro Manila Gloria Cunanan Maphouse, 1989)
Insets: Road system, creeks, and rivers -- Route of Daang Maharlika -- Individual municipal boundary line -- Sorsogon population 1975 and 1980 -- Land area of the province -- Individual population and land area of the 16 municipalities -- Sorsogon at a glance -- Conventional signs.
Keywords: Roads -- Philippines -- Sorsogon; Sorsogon (Philippines) -- Maps; Sorsogon (Philippines) -- Philippines; Sorsogon (Philippines) -- Population