Notes: | Relief shown by spot heights. Aeronautical chart showing numbered helicopter routes in the Los Angeles metropolitan area. Shipping list no.: 89-021-P. "Includes airspace amendments effective December 15, 1988 and all other aeronautical data received by November 17, 1988. Topographic data corrected to October 1988." "Chart will become obsolete for use in navigation upon publication of the next edition." [See Dates of latest editions, National Ocean Survey, for latest dates]. Inset: East Extension. Scale 1:250,000. Includes text, directory of helicopter routes, and statistical tables.
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