This image shows the vast dining area, and in the background, a cooking station and chef, which was known as the Broiler Room of the Glass House Restaurant.
The description states:
BROILER ROOM
This beautiful dining room in the Glass House offers the traveler the finest in eating accommodations and an unsurpassed view of the Will Rogers Turnpike as it passes underneath the Glass House. Adjoining the Broiler Room is a private dining room for private parties.
–The restaurant changed hands at least twice, most recently becoming home to a McDonald’s franchise. It was renovated in 2014.
This image likely dates from the 1950s.