[Maps of individual Brazilian states]
São Paulo : Polimapas,
1981-1986.
Emphasis on communications and administrative divisions.
Includes place name indexes.
Incomplete, northern states only. Complements a broadly similar set of maps of the southern states (published by Geomapas) - the two sets are interfiled, with a common graphic index.
Bahia (cat. sep.) -- Maranhao 1:1,000,000 (1981) -- Para 1:1,630,000 (1986) -- Paraiba 1:500,000 (1986) -- Pernambuco 1:710,000 (1986) -- Piaui 1:1,000,000 (1986) -- Rio Grande do Norte 1:500,000 (1982)