re: Shriner festivities at the L.A. Coliseum, 1950s
Stagecraft, with a massive decorated ramp.
ebay
This one
really blew me away with the faux-Persian 'architecture' (I never thought I'd see onion domes on the coliseum)
ebay
The third pic in this group is of a parade.
ebay
I believe this is downtown Pasadena.
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