Vintage 1943 Postcard: "SCHEDULE OF GRIFFITH OBSERVATORY" [Los Angeles]

Description

This is an early 1940s vintage postcard featuring the
"Revised Schedule of Griffith Observatory (Effective February 1, 1943),"
measures 3 1/4" x 5 1/2", and is postally unused.
Condition:
There are no notable defects (see scans). See my listings for other unusual and interesting vintage items.
Multiple purchases are combined with a single postage charge.
All items are shipped sleeved in plastic, and packaged between sturdy cardboard.