Scale 1:50,500 ; polyconic projection (W 123°15ʹ--W 123°00ʹ/N 40°45ʹ--N 40°30ʹ).
Note
Relief shown by contours and spot heights. Title from PDF title screen (viewed on Apr. 13, 2010).
Bibliography Note
Includes text, location map and ancillary map. Includes bibliographical references.
Action Note
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