Scale 1:375,000. With inset map of San Salvador. Printed on one side. Map of the country and portions of its neighbors. With topographical contours; elevations indicated by color changes. Legend locates settlements from major cities to villages; roads (with point-to-point distances in kilometers) from Inter-American Highway System to minor roads; railways; airports and airfields; streams and swamps; active volcanoes; reefs. With index of place names.