This is a nickel silver bowl for use on Pan Am flights in the first class section. It was probably used as a serving bowl and dates to the mid-20th Century period, probably in the early 1970s. It's a heavy bowl at approx. 941g.
It is clearly stamped on the underside.
International Silver Co
PAA
369
05114
69
Vintage 1970s Pan American Airlines (Pan Am) nickel silver serving bowl
There are signs of age and use, with some minor scratches and areas of wear.
Diameter 21.5
Height 12.5