
Silver Strand and the southern reaches of San Diego Bay dominate this mid-century coastal landscape, where the international boundary between California and Baja California Norte meets the Pacific Ocean. The map documents a period of rapid urbanization across Chula Vista, Imperial Beach, and San Ysidro, with purple tinting indicating suburban growth extending into former agricultural lands near the Otay River. A heavy military presence is evident through the Us Naval Radio Station and the Imperial Beach Naval Air Station. To the south, the city of Tijuana is depicted with a dense grid, connected to the north via the Mexico Bridge and US Customs Port of Entry. Local institutions like Mt Olivet Cem and the San Ysidro Academy provide anchor points for genealogists and local historians studying the South Bay's development before the late 20th-century expansion.
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This is the sole edition of this map. No revisions or reprints were ever made.
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